WO RedCat 51 APO 250mm f/4.9
- Brand: William Optics
- Product Code: WO-RedCat51
- Availability: In Stock
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$24,000TWD
Telescope | |
Lens Structure | Petzval (4 Elements in 3 Groups) |
Lens Type | Prime Lens |
Lens Material | FPL-53 |
Focal Length | 250 mm |
Diameter | 51 mm |
Aperture | f/4.9 |
Color | Red | Space Grey |
Focuser Type | Manual Helical Focuser |
Tube Travel | 33 mm |
Strehl Ratio | > 0.98 |
Image Circle | > Full Frame |
T-Mounts Supported | Canon EF | Nikon F | Sony E | Pentax | Micro Four Thirds | FUJI |
Dimension | 225 mm x 80 mm x 80 mm |
Extended Length | 305 mm |
Retracted Length | 225 mm |
OTA Weight | 1.8 kg |