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- Relay Lens RL2540
Relay lens
Relay Lens RL2540
Relay Lens RL2540

Key Features
- ① Large exit pupil supporting up to 16 mm aperture
- ② Suitable for telephoto and periscope lens inspection
- ③ Designed for focusing and final product inspection
- ④ High image fidelity
Specifications
| Model | Field of View | MDR | Exit Pupil Diameter | Weight | Simulation Distance Range | Distortion | Outline Dimensions |
|---|---|---|---|---|---|---|---|
| RL2540 | 40° | 25 mm | 16 mm | 0.35 kg | 500 – INF mm | 1% | Φ70 × 51.72 mm |
Mechanical Dimensions

* MDR: Mounting distance from camera module to the image-side of the relay lens WDV: Distance from camera module to the simulated image plane WDC: Distance from relay lens object side to the test chart
Test Chart Size at Maximum Angle
| WDV (mm) | WDC (mm) | Test Chart Size (L × W) | |||
|---|---|---|---|---|---|
| 16:9 Format | 4:3 Format | ||||
| Camera to Image Plane Distance | Relay Lens to Test Chart Distance | Length (mm) | Width (mm) | Length (mm) | Width (mm) |
| 500 | 221 | 152.2 | 85.6 | 139.7 | 104.8 |
| 1000 | 294.2 | 189.3 | 106.5 | 173.8 | 130.3 |
| 5000 | 384.6 | 235.2 | 132.3 | 215.9 | 161.9 |
| Infinity | 414.5 | 250.3 | 140.8 | 229.8 | 172.3 |
Authorized Distributor of Lontry Technology | iboson Technology