Optical Design: | Refractor |
Aperture: | 90mm (3.54") |
Focal Length: | 1000mm (39") |
Focal Ratio: | f/11 |
Focal Length of Eyepiece 1: | 20mm (.8") |
Magnification of Eyepiece 1: | 50x |
Focal Length of Eyepiece 2: | 10mm (.4") |
Magnification of Eyepiece 2: | 100x |
Barlow Lens: | Not Included |
Finderscope: | StarPointerâ„¢ red dot finderscope |
Star Diagonal: | Erect Image Diagonal - 1.25" |
Optical Tube: | Aluminum |
Highest Useful Magnification: | 213x |
Lowest Useful Magnification: | 13x |
Limiting Stellar Magnitude: | 12.3 |
Resolution (Rayleigh): | 1.55 arc seconds |
Resolution (Dawes): | 1.29 arc seconds |
Light Gathering Power (Compared to human eye): | 165x |
Optical Coatings: | Multi-Coated |
Optical Tube Length: | 914mm (36") |
Optical Tube Diameter: | TBD |
Optical Tube Weight: | TBD |
Dovetail: | CG-5 Dovetail bar |