| Specifications | |||||||
| Model | Focal Length | Effective Aperture | Central Obstruction | RMS Accuracy | Dimensions (L × W × H) | Weight | Accessories |
| CTC-1350 | 1350mm | Φ90mm | 13% | 1/15λ@633nm | 220mm×160mm×126 mm | 0.9KG | Star point reticle + Crosshair reticle |
Features
1. Coaxial reflective design with low central obstruction for enhanced image quality
2. Constructed from 7-series aluminum alloy, ensuring durability and portability for field use
3. Simulates targets at infinity, ideal for calibration and focus adjustment of long-range optical systems
4. RMS wavefront error better than 1/15λ@633nm for high-precision optical calibration
5. Suitable for both visible and infrared spectral ranges
