| Specifications | |||||||
| Model | Focal Length | Effective Aperture | Central Obstruction | RMS Accuracy | Dimensions (L × W × H) | Weight | Accessories |
| SFT-200 | 200mm | Φ20mm | 0% | 1/30λ@633nm | 220mm×85mm×70 mm | 0.6KG | Metal Reticle (Crosshair, Star Point, Four-Bar) + Optical Reticle (Radial, Resolution, Crosshair) |
Features
1. Coaxial optical design with zero central obstruction, delivering improved image quality.
2. Constructed with 7-series aluminum alloy, providing both lightweight and durability.
3. Supports a variety of optical and metal reticles, including precision calibration patterns for diverse testing needs.
4. RMS wavefront error better than 1/30λ@633nm for high-precision optical calibration
5. Applicable in the visible wavelength range
