Kowa LM25JCM-V | 2/3" Ruggedized 25mm 2MP C-mount Lens
Kowa LM25JCM-V 25mm 2MP C-Mount Lens: Durable Performance for Machine Vision Applications
The Kowa LM25JCM-V 2/3" 25mm 2MP C-mount lens is a premium choice for industrial and machine vision applications that require superior image clarity and rugged reliability. Manufactured by Kowa, a renowned brand in optical solutions, this lens is designed to perform under extreme conditions such as high vibration and shock environments. The lens’s fixed focal length of 25mm offers sharp focus and high resolution, making it suitable for use with a variety of sensors including OnSemi Python500, e2v EV76C570, and Aptina MT9M131.
What sets the LM25JCM-V apart is its robust design. All internal glass elements are glued for enhanced stability, while the focus lock mechanism uses a lock nut instead of traditional screws for a more secure fixation. The lens also provides low TV distortion (-0.04%), delivering accurate, undistorted images in critical machine vision tasks. It is ideal for industries like robotics, automated inspection systems, and high-precision imaging where stability and reliability are paramount.
With a wavelength range of 400nm–1000nm, this lens performs exceptionally well in various lighting conditions. The Kowa LM25JCM-V is the perfect solution for professionals looking to enhance the accuracy and efficiency of their machine vision systems.
Features:
- 25mm fixed focal length
- 2 Megapixel resolution for 2/3" sensors
- Ruggedized design for shock and vibration resistance
- Glued internal glass elements for stability
- Manual focus with lock nut fixation
- Low TV distortion for clear, undistorted images
- Wide wavelength range (400nm–1000nm)
Applications:
- Robotics vision systems
- Automated inspection systems
- Industrial image processing
- High-precision manufacturing environments
- Surveillance and security systems
| Focal Length | f=25mm |
| F-Number | F=1 : 1.4, 4, 8, 16 |
| Picture Size | 6.6x8.8mm |
| Angle Of View | Ver. Angle - 14.8° Hor. Angle - 19.6° Dia. Angle - 24.3° |
| Distortion | -0.04% |
| Shooting Range at Minimum Focus Distance | VER. - 53.3mm HOR. - 71.1mm DIA. - 89.0mm |
| Minimum Focus Distance | 0.2m |
| Flange Back | 17.526 mm in air |
| Back Focus | 11.7 mm in air (Mechanical 10.2mm in air) |
| Filter Screw Size | M27x0.5 |
| Front/Rear Effective Dia. | Front Φ24.0mm / Rear Φ12.8mm |
| Mount | C-Mount |
| Exit Pupil | -77.0mm |
| Temperature Range | -10°C ~ +50°C |
| Storage Temperature Range | -20°C ~ +60°C |
| Resolution Center/Corner | Center 120lp/mm / Corner 100lp/mm |
| Weight | 83g |



