Machine Vision Lens for Battery Cell and Battery Pack Inspection: How to Check Terminals, Polarity, Cap Position and Assembly Defects

Battery manufacturing and battery-pack assembly create a demanding set of machine vision inspection requirements because a single production line may need to verify cell orientation, terminal position, positive and negative polarity, cap geometry, vent position, cell-to-cell spacing and final module assembly. A battery cell may appear completely present and correctly shaped while one terminal is displaced by only a fraction of a millimetre, one cell is reversed, one cap is not seated correctly or one repeated component in a pack is positioned outside tolerance. Selecting the right machine vision lens for battery inspection therefore requires more than capturing the complete cell or battery pack. The optical system must provide enough field of view for the required assembly while preserving enough spatial detail for the smallest terminal, polarity or positioning error that determines rejection.

Buyers searching for machine vision lens for battery cell inspection, battery pack inspection camera lens, battery terminal inspection machine vision, battery polarity inspection camera, battery cap inspection, battery assembly defect detection, or industrial camera lens for battery manufacturing are generally trying to solve the same optical trade-off: how much of the cell, module or pack must fit inside the image, and how many pixels remain available for each terminal and critical assembly feature? A whole-pack image may be excellent for verifying cell count and gross orientation while still being unsuitable for small terminal offsets. A tightly framed terminal view may provide far stronger positional resolution but omit the wider assembly references needed to judge polarity or cell alignment.

Kyptec Automation® provides a broad Machine Vision Lens portfolio covering multiple focal lengths and conventional 5 MP, 10 MP and 25 MP optical resolution classes across 2/3", 1" and larger-format lens families. This range allows OEM machine builders and system integrators to choose optics around cell size, pack dimensions, working distance and minimum inspection tolerance rather than forcing one focal length into every battery-manufacturing station.

Start With the Battery Feature That Actually Determines Rejection

Battery inspection can include very different tasks. One station may only need to confirm that every cell is present and oriented correctly. Another may need to detect a small lateral terminal displacement, compare positive and negative terminal geometry, verify cap seating or measure the spacing between adjacent cells in a module.

These requirements should not share the same optical specification.

The Machine Vision Lens should be selected around the smallest physical position or geometry error that must reliably cause rejection, while still providing enough FOV to include the required reference features. This prevents an inspection system from appearing successful because it detects obvious missing cells while still lacking the resolution needed for smaller assembly deviations.

Terminal Position Is Often the Most Resolution-Sensitive Feature

Battery terminals can occupy only a small portion of the total cell image.

A cylindrical cell may be tens of millimetres in diameter, while the terminal area that must be localized accurately is much smaller. In a module or pack, many cells can share the same camera image, reducing the number of pixels allocated to each terminal even further.

For battery terminal inspection, the lens-camera combination should therefore be evaluated using the smallest acceptable terminal displacement rather than the overall cell diameter alone.

Calculate Pixels per Millimetre Before Selecting Focal Length

A useful starting calculation is:

Pixels per millimetre = number of sensor pixels across the inspection direction ÷ physical FOV in millimetres

If a camera provides 4,000 pixels horizontally across a 100 mm field, the image scale is approximately 40 pixels/mm.

A 0.25 mm terminal displacement would then correspond to approximately 10 pixels under simplified geometry.

If the same camera covers a 200 mm field, the sampling decreases to approximately 20 pixels/mm and the same physical displacement corresponds to only around 5 pixels.

This simple relationship explains why excessive FOV can directly reduce battery terminal position accuracy.

Cell Presence and Terminal Position Are Different Inspection Levels

A cell can be completely present yet incorrectly seated.

Similarly, a terminal can exist but be outside its permitted position.

Presence inspection typically asks whether a large expected object exists. Position inspection asks whether a smaller feature lies within a much tighter geometric tolerance.

The second task generally needs substantially more image sampling.

Lens selection should therefore be based on the most demanding positioning requirement if the same image is expected to perform both functions.

Battery Polarity Inspection Needs Clear Positive and Negative References

Polarity inspection is not simply a general color or classification problem. In many battery formats, the positive and negative sides have different visible terminal geometry.

The vision system must capture enough structural detail to distinguish the expected orientation consistently.

A cell inserted in the wrong orientation can be detected only if the relevant polarity feature is visible and sufficiently resolved.

The Machine Vision Lens should therefore provide a field that includes the necessary polarity reference without making the terminal so small that the distinguishing geometry becomes unreliable.

Cell Reversal Can Be Easier Than Small Terminal Misalignment

A completely reversed cylindrical cell may create a large difference in the visible terminal structure.

A small terminal offset or cap-position error is much subtler.

This means a system can pass polarity validation during commissioning while still lacking sufficient optical resolution for tighter assembly checks.

Minimum terminal and cap deviations should therefore be tested independently from obvious polarity failures.

A 25 MM 10 MP Lens Can Support Controlled Cell-Level Framing

For compatible 2/3" camera systems, the Kyptec Automation® KL-1228 25 MM Machine Vision Lens With 10 MegaPixel & 2/3" Format Lens provides a 25 mm focal length, 10 MP resolution, C-mount, 2/3" image format and F2.8–16 aperture range.

This type of configuration can be evaluated where one or several battery cells need controlled framing rather than an excessively wide view. A moderate FOV can help devote more sensor pixels to terminal location, cap position or local cell geometry while retaining enough surrounding reference for assembly verification.

Cap Position Inspection Requires a Stable Cell Reference

A battery cap can be present but displaced, tilted or not seated at the expected level.

To classify this condition, the inspection system needs both the cap boundary and a stable reference from the cell body or nearby assembly geometry.

The FOV should therefore be wide enough to include both features.

A very tight crop may magnify the cap but remove the geometric reference required to determine whether it is positioned correctly.

Cap Height Variation Can Be Measured From the Side Profile

Where the inspection geometry shows the cell from the side, a cap-position error can appear as a change in vertical height relative to the cylindrical body.

The minimum rejectable height difference should be converted to sensor pixels.

If a 0.2 mm seating error corresponds to only one or two pixels, the system may not provide adequate margin for repeatable classification.

A tighter FOV or higher-resolution Machine Vision Lens may therefore be justified.

Vent Position Inspection Requires Localized Geometric Detail

Some battery cell formats include a visible vent or cap-region feature that should appear at a known position.

If the inspection requires verifying this feature, its physical size should be included directly in the resolution calculation.

The system should not assume that a vent is sufficiently inspectable merely because the complete cell top is clear.

Small cap-region geometry can demand much more sampling than whole-cell presence.

Battery Pack Inspection Creates a Repeated-Feature Problem

A battery pack may contain many nominally identical cells arranged in rows and columns.

This repeated structure is useful for machine vision because neighboring cells can provide geometric references.

However, it also creates a resolution challenge because the total FOV grows as more cells are included.

Each additional cell reduces the number of pixels available per individual terminal unless total image resolution increases accordingly.

Cell-to-Cell Pitch Should Be Verified Across the Pack

Battery modules and packs often require cells to maintain repeatable spacing.

A cell can be present and correctly oriented but still shifted relative to the intended matrix.

The vision system can compare the centers of adjacent cells or terminal features and determine whether the pitch remains within tolerance.

For reliable battery cell alignment inspection, the Machine Vision Lens should maintain sufficient image quality across the full row or matrix, not only near the image center.

Cumulative Position Error Can Appear Across Long Cell Rows

A pack may contain individually acceptable local cell spacing but still show cumulative drift across a long row.

Whole-row imaging can reveal this condition because the first and last cells can be compared with expected pack geometry.

The lens must therefore provide enough field to include the required row while retaining sufficient positional sampling at each cell.

This is a different requirement from inspecting one isolated terminal at high magnification.

A 16 MM 25 MP Lens Can Support Wider High-Resolution Pack Coverage

When a larger battery module or multiple cells must fit inside one image while small positional features still require strong sampling, higher total optical resolution can become valuable.

For compatible larger-format systems, the Kyptec Automation® KL-1238 16 MM Machine Vision Lens With 25 MegaPixel & 1.1" Format Lens provides a 16 mm, 25 MP C-mount option with an F2.8–16 aperture range. The official title uses the 1.1" format designation.

This type of configuration can be evaluated where broader pack coverage and high total image detail need to coexist.

High Resolution Should Improve Per-Cell Sampling, Not Expand Empty FOV

A 25 MP optical system is most useful when the extra pixels are concentrated on the battery assembly.

If the higher-resolution camera is then used to include excessive surrounding machine area, the expected improvement in terminal or cap sampling can disappear.

The stronger design approach is to define the minimum legitimate pack FOV first and use the additional resolution to improve pixels available per cell and per terminal.

A 25 MM 25 MP Lens Can Balance Module Coverage and Terminal Detail

For compatible larger-format high-resolution systems, the Kyptec Automation® KL-1240 25 MM Machine Vision Lens With 25 MegaPixel & 1.1" Format Lens provides 25 mm focal length, 25 MP resolution, C-mount and F2.8–22 aperture range.

This focal-length class can be evaluated where a battery module does not require an extremely wide field and the inspection needs stronger detail at each terminal, cap or repeated cell position.

Pack Assembly Inspection Should Include Mechanical Reference Features

A complete battery assembly may contain cells, separators, holders, busbar-related regions, frames or other structural elements.

If the inspection objective is to determine whether cells are correctly seated or aligned, the image should include the reference geometry against which those cells are compared.

The Machine Vision Lens should therefore not be framed only around the visually dominant terminal array if the pack housing is the true positional reference.

Missing Cell Detection and Incorrect Cell Position Are Different Problems

A missing cell produces a large empty region in the expected matrix.

A shifted cell may still occupy most of its intended area and can therefore be much harder to distinguish.

The optical system should be qualified for the smaller positional error.

This helps avoid designing the station around the easiest defect.

Cell Orientation Should Be Checked Before Fine Positional Measurement

If a cell is rotated or reversed relative to the expected orientation, terminal geometry can change substantially.

The vision system should first establish whether the cell belongs in the expected pose before making fine terminal or cap measurements.

The Machine Vision Lens should provide enough contextual geometry for this sequence.

A localized image that shows only one small terminal feature may be insufficient to establish the complete cell orientation.

A 35 MM 1-Inch Lens Can Support Additional Camera Stand-Off

Battery manufacturing machines can contain fixtures, guides and assembly hardware that restrict camera placement.

For compatible 1" systems requiring additional stand-off, the Kyptec Automation® KL-1218 35 MM Machine Vision Lens With 10 MegaPixel & 1" Format Lens provides 35 mm focal length, 10 MP resolution, C-mount, 1" image format and an F1.4–16 aperture range.

This type of lens can be evaluated where a smaller battery assembly region must be framed from greater distance while maintaining useful sensor utilization.

Local Terminal Inspection May Not Need the Whole Battery Pack

Some production systems may perform whole-pack verification in one station and detailed terminal inspection in another.

If only a local terminal or cap region needs high-detail analysis, there is no optical reason to spend sensor pixels on the entire battery pack.

A localized FOV can substantially increase the image scale of a small terminal feature.

This can be particularly useful where terminal alignment tolerance is much tighter than general pack-assembly tolerance.

A 50 MM 25 MP Lens Can Support Localized High-Detail Inspection

For compatible larger-format systems where localized terminal or cap inspection is required from greater stand-off, the Kyptec Automation® KL-1244 50 MM Machine Vision Lens With 25 MegaPixel & 1.1" Format Lens provides a 50 mm, 25 MP C-mount configuration with an F2.8–22 aperture range.

This configuration can be evaluated where maximizing sensor pixels on a small terminal region is more important than imaging the complete battery module.

Cylindrical Cell Tops Can Sit at Slightly Different Heights

In a pack containing many cylindrical cells, cell-top height can vary because of seating tolerance or mechanical assembly differences.

This changes the distance from the cell terminal to the camera.

If the inspection requires small terminal-position or cap-height measurements, the final focus and aperture should be qualified across the allowed height range.

The lens should remain sufficiently sharp at the highest and lowest acceptable cell positions.

Aperture Should Balance Depth Tolerance and Terminal Detail

Stopping down the aperture can increase depth of field across cells positioned at slightly different heights.

However, an excessively small aperture can reduce fine image detail through diffraction.

For battery inspection, the aperture should therefore be selected by testing the smallest real terminal or cap deviation across the expected assembly-height tolerance.

The best setting is the one that preserves the required positional detail while keeping all valid cell heights sufficiently focused.

Cell Tilt Can Mimic Terminal Misalignment

If a cylindrical cell tilts inside a holder, the visible terminal can shift even when the terminal itself is correctly manufactured.

This may be a genuine assembly defect, but the inspection logic should distinguish between terminal displacement and complete-cell tilt if those conditions have different acceptance criteria.

The Machine Vision Lens should include enough cell-body or holder reference geometry to support this distinction.

Pack Rotation Can Affect Measured Cell Positions

If the entire battery module rotates inside the inspection area, every terminal can appear shifted relative to the camera axes.

A robust system should establish pack pose using stable reference features before checking individual cell alignment.

This reduces the risk of interpreting whole-pack positioning error as multiple independent cell defects.

The FOV should therefore include the references required for coordinate correction.

Battery Cell Size Changes the Pixels Available per Terminal

A production line may handle several cylindrical or prismatic cell sizes.

A larger cell may fill more of the image but also require a larger field. A smaller cell may occupy fewer pixels if the same pack-level FOV is retained.

Each battery format should therefore be evaluated independently.

The relevant optical quantity is not simply nominal cell diameter but the pixels available across the terminal and the minimum positional error.

Prismatic and Cylindrical Cells Need Different Geometric References

Cylindrical cells often provide circular body and terminal references.

Prismatic cells can provide rectangular edges, flat cap regions and different terminal spacing.

The same general Machine Vision Lens principles apply—FOV, pixel scale, working distance and sensor compatibility—but the geometric features used to establish position and polarity can differ.

Lens selection should therefore be made from the specific cell format and inspection requirement rather than the generic label “battery inspection.”

Terminal Spacing in Multi-Terminal Cells Needs Both Features in One FOV

Where a battery cell contains more than one terminal or terminal-related feature, the system may need to measure spacing or relative position.

Both features should remain visible with enough image detail to determine their centers or edges consistently.

A very tight crop on one terminal may therefore be counterproductive if the inspection requires relative geometry.

The field should be designed around the measurement relationship, not one feature in isolation.

Assembly Defects Can Be Local or Pack-Wide

A local defect may involve one shifted cell, one incorrect cap or one missing component.

A pack-wide defect may involve an entire row being displaced or the module being assembled at the wrong orientation.

The Machine Vision Lens should support the scale of defect being inspected.

Where both levels are required in one image, higher-resolution larger-format optics can become especially useful because they preserve whole-pack context while retaining more per-cell detail.

Digital Zoom Cannot Recover Missing Terminal Information

Software enlargement can make a terminal appear bigger on a display, but it does not create physical detail that was never captured.

If a terminal edge occupies only a few sensor pixels, enlarging that crop does not produce the same measurement capability as a genuinely tighter optical FOV.

Improving physical sampling through focal length, working distance, FOV or higher compatible resolution is the correct solution.

High-Speed Battery Assembly Still Needs the Same Spatial Resolution

Battery production can involve rapid indexing or continuous material handling, but throughput does not change the fundamental optical requirement.

Every accepted image must still provide enough spatial information to identify terminal position, polarity and cap or cell alignment.

Lens selection should therefore be driven first by the smallest required feature and then integrated into the production-speed imaging design.

Qualification Should Use Real Minimum Assembly Errors

A missing cell or fully reversed battery provides an obvious test condition.

Final validation should also include smaller defects close to the production rejection threshold: minimum terminal offset, slight cap displacement, small cell-to-cell pitch error and subtle pack-position variation.

These samples should be tested at center and outer locations in the array.

This produces a much stronger basis for approving the Machine Vision Lens than evaluating only obvious defects.

Why Kyptec Automation® Is a Practical Choice for Battery Cell and Battery Pack Inspection

Kyptec Automation® provides a broad Machine Vision Lens collection with multiple focal lengths and conventional 5 MP, 10 MP and 25 MP resolution classes for several industrial camera formats. This breadth is useful for battery manufacturing because optical requirements change significantly between single-cell inspection, multi-cell module verification and localized terminal analysis.

For compatible 2/3" systems requiring controlled cell-level framing, Kyptec Automation® KL-1228 25 MM Machine Vision Lens With 10 MegaPixel & 2/3" Format Lens provides a 25 mm, 10 MP option. For compatible 1" systems requiring greater stand-off, Kyptec Automation® KL-1218 35 MM Machine Vision Lens With 10 MegaPixel & 1" Format Lens provides a 35 mm alternative.

For battery modules where larger FOV and small terminal tolerances need to coexist, Kyptec Automation® KL-1238 16 MM Machine Vision Lens With 25 MegaPixel & 1.1" Format Lens provides a broader high-resolution option, while Kyptec Automation® KL-1240 25 MM Machine Vision Lens With 25 MegaPixel & 1.1" Format Lens provides more controlled high-resolution framing. For localized terminal or cap inspection requiring greater image scale and stand-off, Kyptec Automation® KL-1244 50 MM Machine Vision Lens With 25 MegaPixel & 1.1" Format Lens provides a longer-focal-length 25 MP option.

This portfolio allows OEM machine builders and system integrators to select a Kyptec Automation® Machine Vision Lens around battery-cell dimensions, pack size, sensor format, minimum terminal displacement and available camera position rather than relying on one general-purpose lens for every battery inspection stage.

Frequently Asked Questions About Machine Vision Lenses for Battery Cell and Battery Pack Inspection

1. What is the best Machine Vision Lens for battery cell inspection?

The correct lens depends on cell dimensions, terminal size, smallest allowed terminal displacement, camera sensor format, required FOV and working distance. Single-cell inspection can often use tighter framing, while battery-pack inspection needs a larger field that includes multiple cells and structural references. Kyptec Automation® offers multiple focal lengths across 10 MP and 25 MP Machine Vision Lens families, allowing the optical setup to be matched to actual cell and pack geometry.

2. How much resolution is needed to inspect battery terminals?

Resolution should be calculated from the smallest terminal-position error that must be rejected. Determine pixels/mm from the final physical FOV and then calculate how many sensor pixels represent that positional deviation. A terminal can be clearly visible while a small offset still occupies too few pixels for reliable measurement, so terminal tolerance is a stronger lens-selection input than cell diameter alone.

3. Can machine vision detect incorrect battery polarity?

Yes, when the positive and negative orientations create visible geometric differences that remain sufficiently resolved in the image. The Machine Vision Lens should capture the relevant polarity feature and enough surrounding cell geometry to establish orientation reliably. Polarity inspection should be tested separately from terminal-position measurement because the two tasks can have very different resolution requirements.

4. Can the same camera inspect polarity and terminal position?

Yes, provided the FOV includes the required orientation references and still gives enough sensor pixels to the terminal. Polarity is generally a larger-feature inspection, while terminal displacement can be much smaller. The lens should therefore be selected around the tighter terminal-position requirement if both functions must be performed from the same image.

5. Is a 25 mm Machine Vision Lens suitable for battery inspection?

It can be when the resulting FOV matches the cell or module dimensions. For compatible 2/3" systems, Kyptec Automation® KL-1228 25 MM Machine Vision Lens With 10 MegaPixel & 2/3" Format Lens provides 25 mm focal length, 10 MP resolution, C-mount, 2/3" format and F2.8–16 aperture range. Final suitability should be verified from actual working distance and minimum terminal or cap tolerance.

6. How can machine vision detect a battery cap that is not seated correctly?

The system can compare cap height, center position or visible boundary with a stable reference on the battery cell. The Machine Vision Lens should provide enough vertical and lateral image scale that the minimum seating error produces a measurable pixel difference. If the cap is inspected from the side, axial height variation may be especially important.

7. Can one camera inspect several battery cells at the same time?

Yes, but each additional cell increases the required FOV and reduces the number of pixels available per terminal. The smallest required terminal displacement or cell-spacing error should therefore be calculated against the complete multi-cell image. High-resolution compatible optics can help when many cells must be inspected simultaneously, but actual pixels per feature still need to be verified.

8. How can machine vision check cell-to-cell alignment in a battery pack?

The system can identify the center or reference feature of each cell and compare its location with the expected row or matrix geometry. Reliable alignment measurement requires enough pixels per cell and consistent image quality across the whole pack. The first, center and last cells in a row should all be included in qualification.

9. When should a 25 MP Machine Vision Lens be considered for battery-pack inspection?

A 25 MP configuration becomes particularly useful when a large battery module must remain fully visible while small terminal, cap or alignment variations still need substantial sampling. Kyptec Automation® provides several 25 MP Machine Vision Lens focal lengths for compatible larger-format systems, allowing wider and tighter FOV options within the same high-resolution class.

10. Which Kyptec Automation® lens can be considered for broader high-resolution battery-pack inspection?

For compatible larger-format camera systems, Kyptec Automation® KL-1238 16 MM Machine Vision Lens With 25 MegaPixel & 1.1" Format Lens provides a 16 mm, 25 MP C-mount configuration with an F2.8–16 aperture range. It can be evaluated where multiple cells or a wider module area must remain visible while retaining high total image resolution.

11. Which high-resolution lens can provide more controlled battery-module framing?

For compatible larger-format systems, Kyptec Automation® KL-1240 25 MM Machine Vision Lens With 25 MegaPixel & 1.1" Format Lens provides 25 mm focal length, 25 MP resolution, C-mount and an F2.8–22 aperture range. It can be considered where the battery module fits within a tighter field and more sensor pixels per terminal are valuable.

12. Can a 35 mm Machine Vision Lens be used when the camera must be mounted farther from the battery?

Yes. For compatible 1" systems, Kyptec Automation® KL-1218 35 MM Machine Vision Lens With 10 MegaPixel & 1" Format Lens provides a 35 mm, 10 MP C-mount configuration with an F1.4–16 aperture range. This focal length can be evaluated when inspection machinery limits how close the camera can be positioned.

13. Can a 50 mm Machine Vision Lens be used for detailed terminal inspection?

Yes, when only a local terminal or cap region needs inspection and sufficient working distance is available. Kyptec Automation® KL-1244 50 MM Machine Vision Lens With 25 MegaPixel & 1.1" Format Lens provides a 50 mm, 25 MP C-mount option with an F2.8–22 aperture range for compatible systems. Tighter framing can allocate substantially more sensor pixels to small terminal-position errors.

14. Why can a system detect a missing battery cell but miss a slightly shifted cell?

A missing cell creates a large difference from the expected matrix, while a shifted cell may move only a fraction of its diameter. The second condition requires much finer positional sensitivity. Lens selection should therefore be based on the smallest permitted cell-position error rather than simple cell presence.

15. Does cell height variation affect battery terminal inspection?

Yes. A change in cell-top height changes working distance and can affect focus and apparent magnification in a conventional Machine Vision Lens system. Where terminal position or cap height is measured precisely, the expected cell-height tolerance should be included in focus, aperture and calibration qualification.

16. What information should I provide before buying a Machine Vision Lens for battery inspection?

Provide cell dimensions, battery format, terminal size, minimum allowed terminal displacement, required polarity check, cap-position tolerance, number of cells visible in one image, pack dimensions, camera sensor format and resolution, available working distance, expected cell-height variation and pack-position tolerance. These parameters allow a Kyptec Automation® Machine Vision Lens to be evaluated according to actual FOV and pixels/mm rather than focal length alone.

17. Where can I compare Kyptec Automation® Machine Vision Lenses for battery cell and battery pack inspection?

The Kyptec Automation® Machine Vision Lens collection includes multiple focal lengths across conventional 5 MP, 10 MP and 25 MP resolution classes and several industrial camera formats. Buyers can first establish battery-cell dimensions, pack FOV, smallest terminal or assembly tolerance and available working distance, then compare Kyptec Automation® Machine Vision Lens options that provide sufficient assembly coverage without wasting sensor resolution on unnecessary surrounding area.

Design Battery Inspection Around the Smallest Terminal or Assembly Error

Reliable battery inspection requires recognizing that cell presence, polarity verification, terminal position, cap seating and pack alignment do not operate at the same physical scale. A complete battery cell or module can appear sharp while a small terminal displacement or cell-to-cell positioning error remains below the useful resolution of the vision system. The Machine Vision Lens should therefore be selected around the smallest required assembly variation rather than the overall battery dimensions alone.

The strongest optical design starts with cell dimensions, terminal geometry, cap-position tolerance, pack size and the number of cells that must remain visible. Actual assembly-position tolerance is then added to determine the minimum practical FOV. Pixels per millimetre and pixels per terminal can be calculated from camera resolution, after which sensor format, focal length and working distance are selected so the battery assembly uses the sensor efficiently. Final qualification should include real minimum terminal offsets, polarity errors, cap-position variations and cell-alignment defects at several positions across the valid inspection field.

Kyptec Automation® provides a comprehensive Machine Vision Lens portfolio spanning multiple focal lengths, industrial image formats and conventional 5 MP, 10 MP and 25 MP optical resolution classes. By matching the appropriate Kyptec Automation® Machine Vision Lens to battery-cell geometry, terminal tolerance, pack dimensions, sensor format and available camera stand-off, OEM machine builders and system integrators can establish a stronger optical foundation for terminal-position inspection, polarity verification, cap-position analysis, cell alignment and automated battery-pack assembly quality control.