Porduct Details
PMS-Z125D-CH12 12.5X C-Mount Zoom Lens for Machine Vision
PMS-Z125D-CH12 is a 12.5X C-Mount machine vision zoom lens with 0.58X–7.5X magnification, 2/3" sensor support, and RS232/USB motorized control.
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PMS-Z125D-CH12 12.5X C-Mount Zoom Lens for Machine Vision
The POMEAS PMS-Z125D-CH12 is a 12.5X C-Mount continuous zoom lens designed for machine vision inspection, semiconductor automation, electronics inspection and industrial imaging applications. With an optical magnification range of 0.58X–7.5X and a 12.5:1 zoom ratio, the lens allows users to switch between larger field-of-view observation and high-magnification detail inspection.
The lens supports industrial cameras with sensor formats up to 2/3 inch and uses a standard C-Mount interface. Its working-distance range is approximately 62 ± 2 mm to 74 ± 2 mm, depending on the optical setting, providing practical installation space for machine vision inspection and automated optical systems.
Motorized control configurations are available for applications requiring remote or automated optical adjustment. Compatible controller configurations can support single-axis or dual-axis control through RS232 or USB, depending on the selected system configuration.
Explore more POMEAS machine vision zoom lenses for different magnification ranges, working distances, control methods and illumination configurations.
Key Features
0.58X–7.5X Optical Magnification
The wide optical magnification range allows users to move from large-area observation to detailed local inspection without frequently replacing the lens.
12.5X Continuous Zoom Ratio
The 12.5:1 zoom ratio provides flexibility for different object sizes, fields of view and inspection requirements.
Supports Up to 2/3-Inch Cameras
The optical system supports industrial cameras with sensor formats up to 2/3 inch and can also be used with smaller sensor formats.
Wide Field-of-View Coverage
With the specified 2/3-inch reference format, the diagonal field of view ranges from approximately 18.97 mm at 0.58X to 1.47 mm at 7.5X.
High-Resolution Imaging
Optical resolution ranges from approximately 13 μm at lower magnification to 3.05 μm at higher magnification under the specified optical conditions.
Low TV Distortion
TV distortion ranges from approximately 0.001% to 0.050% depending on magnification, supporting stable industrial imaging across the zoom range.
Motorized Control Option
Compatible motorized configurations can support single-axis or dual-axis optical adjustment through RS232 or USB for automated equipment integration.
Compact C-Mount Integration
The standard C-Mount interface makes the lens suitable for integration into machine vision modules, semiconductor equipment and automated inspection systems.
Product Specifications
| Parameter | Specification |
|---|---|
| Model | PMS-Z125D-CH12 |
| Product Type | 12.5X Continuous Zoom Lens |
| Optical Magnification | 0.58X–7.5X |
| Zoom Ratio | 12.5:1 |
| Working Distance | 62 ± 2 mm to 74 ± 2 mm |
| Maximum Sensor Size | 2/3 Inch |
| Camera Mount | C-Mount |
| Depth of Field Range | 2.75 mm to 0.05 mm |
| N.A. Range | 0.025 to 0.11 |
| F-Number Range | F11.85 to F33.9 |
| Resolution Range | 13 μm to 3.05 μm |
| TV Distortion Range | 0.001% to 0.050% |
| Motorized Control Option | RS232 / USB |
| Operating Temperature | -10°C to +50°C |
| Operating Humidity | 30–80%, No Condensation |
Magnification, Resolution and Field of View
The PMS-Z125D-CH12 provides a wide optical magnification range from 0.58X to 7.5X. Lower magnification provides a larger field of view for positioning and overview inspection, while higher magnification provides a smaller inspection area for detailed feature observation.
The following field-of-view values are shown as Diagonal × Horizontal × Vertical and are based on the specified 2/3-inch reference format. Actual field of view should be confirmed using the effective dimensions of the selected camera sensor.
| Magnification | DOF | N.A. | F-Number | Resolution | TV Distortion | FOV D × H × V |
|---|---|---|---|---|---|---|
| 0.58X | 2.75 mm | 0.025 | 12.5 | 13 μm | 0.050% | 18.97 × 15.17 × 11.38 mm |
| 0.6X | 2.67 mm | 0.025 | 12.5 | 13 μm | 0.050% | 18.33 × 14.67 × 11.00 mm |
| 1.0X | 0.95 mm | 0.043 | 11.85 | 7.8 μm | 0.002% | 11.00 × 8.80 × 6.60 mm |
| 1.5X | 0.43 mm | 0.063 | 11.95 | 5.3 μm | 0.010% | 7.33 × 5.87 × 4.40 mm |
| 2.0X | 0.27 mm | 0.074 | 13.65 | 4.53 μm | 0.020% | 5.50 × 4.40 × 3.30 mm |
| 3.0X | 0.15 mm | 0.090 | 16.5 | 3.73 μm | 0.020% | 3.67 × 2.93 × 2.20 mm |
| 4.0X | 0.10 mm | 0.100 | 19.9 | 3.36 μm | 0.018% | 2.75 × 2.20 × 1.65 mm |
| 5.0X | 0.073 mm | 0.110 | 22.45 | 3.05 μm | 0.010% | 2.20 × 1.76 × 1.32 mm |
| 6.0X | 0.061 mm | 0.110 | 26.8 | 3.05 μm | 0.001% | 1.83 × 1.47 × 1.10 mm |
| 7.5X | 0.050 mm | 0.110 | 33.9 | 3.05 μm | 0.005% | 1.47 × 1.17 × 0.88 mm |
Selection Note: For accurate lens selection, please provide the camera sensor size, pixel size, target dimensions, required field of view, working distance, smallest inspection feature and required inspection accuracy.
Motorized Control Option
For automated applications, the PMS-Z125D-CH12 can be configured with a compatible motorized control system according to the required optical adjustment and equipment architecture.
Controller configurations may support RS232 or USB communication and single-axis or dual-axis control. This can help automate optical adjustment in machine vision equipment, semiconductor platforms and OEM inspection systems.
The exact controller, cable, axis configuration, communication protocol and software interface should be confirmed before ordering.
Typical Applications
The PMS-Z125D-CH12 is suitable for machine vision applications that require adjustable magnification, wide field-of-view coverage and detailed local imaging.
Semiconductor Automation
The 12.5X zoom range can support overview positioning and detailed inspection within semiconductor production and automation systems.
Electronic Component Inspection
Suitable for connectors, communication components, PCB structures and other small electronic parts requiring adjustable optical magnification.
Bonding Machine Vision
Zoom imaging can support positioning, alignment and visual inspection of small components in bonding and semiconductor equipment.
Automated Optical Inspection
The 0.58X–7.5X optical range allows inspection systems to switch between larger-area observation and detailed feature imaging.
Precision Component Inspection
High-resolution imaging and low distortion support observation of small precision parts, surface features and assembly details.
Machine Vision R&D
The wide zoom range is also useful for optical testing, machine vision development and laboratory imaging platforms.
Camera and System Integration
The PMS-Z125D-CH12 uses a standard C-Mount interface and supports industrial cameras with sensor formats up to 2/3 inch.
Browse POMEAS industrial machine vision cameras for compatible camera options.
Camera sensor size, pixel size, resolution, required field of view, working distance and smallest inspection feature should be considered together when configuring the complete imaging system.
For additional information about 12.5X zoom lenses and semiconductor inspection, read the POMEAS motorized zoom lens application and selection guide .
Frequently Asked Questions
What is the PMS-Z125D-CH12?
The PMS-Z125D-CH12 is a POMEAS 12.5X C-Mount continuous zoom lens designed for machine vision and industrial inspection applications.
What is the optical magnification range?
The lens provides continuous optical magnification from 0.58X to 7.5X, corresponding to a 12.5X zoom ratio.
What is the working distance?
The specified working-distance range is approximately 62 ± 2 mm to 74 ± 2 mm, depending on the optical setting.
What camera sensor size is supported?
The PMS-Z125D-CH12 supports industrial camera sensors up to 2/3 inch and uses a standard C-Mount interface.
Does the lens support motorized control?
Motorized control configurations are available. Compatible controllers may support RS232 or USB communication and single-axis or dual-axis adjustment depending on the selected system configuration.
What is the field of view at 0.58X?
With the specified 2/3-inch reference format, the field of view at 0.58X is approximately 18.97 × 15.17 × 11.38 mm in diagonal, horizontal and vertical dimensions.
What is the field of view at 7.5X?
With the same 2/3-inch reference format, the field of view at 7.5X is approximately 1.47 × 1.17 × 0.88 mm.
How should I choose the correct magnification?
Lower magnification provides a larger field of view, while higher magnification provides a smaller field of view and finer detail. Camera sensor size, object dimensions and the smallest inspection feature should be evaluated together before selecting the required magnification.
Related Optical Solutions
Explore the complete POMEAS machine vision zoom lens series for manual, motorized, coaxial and dual-motor configurations.
For applications requiring fully motorized 12.5X zoom adjustment, view the PMS-LZL-12104-D1 12.5X motorized zoom lens .
For reflective surfaces requiring integrated coaxial illumination, view the PMS-LZL-12105 12.5X motorized coaxial zoom lens .
For manual continuous zoom applications, view the PMS-LZL-12100 12.5X manual continuous zoom lens .
Browse POMEAS industrial machine vision cameras for camera and lens system integration.
Need Help Selecting a 12.5X Machine Vision Zoom Lens?
Send us your camera sensor size, pixel size, target dimensions, required field of view, working distance, smallest inspection feature, inspection accuracy and preferred control method. POMEAS can help evaluate a suitable zoom lens and camera configuration for your machine vision system.
Contact POMEASRelated Reading
Related Products
- DOF Range
- 2.75mm to 0.05mm
- F.No Range
- 12.5 to 33.9
- FOV Diagonal Range
- 18.97mm to 1.47mm
- FOV Horizontal Range
- 15.17mm to 1.17mm
- FOV Vertical Range
- 11.38mm to 0.88mm
- Max Sensor Size
- 2/3"
- Model
- PMS-Z125D-CH12
- Mount Type
- C-Mount
- N.A. Range
- 0.025 to 0.11
- Optical Magnification
- 0.58X–7.5X
- Parameter
- Value
- Product Type
- 12.5X Zoom Lens
- Resolution Range
- 13μm to 3.05μm
- TV Distortion Range
- 0.001% to 0.050%
- Working Distance
- Min 62±2mm; Max 74±2mm
- Zoom Ratio
- 12.5
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