Key Features
- 21mm telephoto lens with 7.4° field of view
- 1/4-inch CMOS sensor with 2MP HD resolution
- Excellent clarity and color reproduction
- Stable signal transmission with minimal interference
- Broad compatibility with multiple operating systems
- High color accuracy across various lighting conditions
Lens Parameters
| TTL | 14.3 |
|---|---|
| EFL | 21mm |
| F/NO | 6.0 |
| BFL | 3.91mm |
| MBF | 5.0mm |
| MAX IMAGE CIRCLE | 6.1 |
| MAX FOV | 7.4° |
| Construction | 3G+650IR |
| FOV Sensor size | 1/4″ |
| Distortion | <-0.01% |
| Model Number | HC-CJ21 |
| FLANGE BACK LENGTH | 12.6MM |
Applications
This versatile lens is suitable for various machine vision and monitoring applications including:
- Banking equipment (ATMs, account opening systems)
- Medical reporting systems
- Printers and vending machines
- Advertising displays and kiosks
- Robotics and automated welding equipment
- Fire monitoring systems
- Law enforcement equipment
- External cameras for mobile devices and computers
- Security surveillance systems
- Industrial monitoring (boiler flame monitoring, etc.)
Explore more models in our Camera Lens series to meet different application needs.
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