Solar Observer 70
Item #: 21035-SODescription
Specifications
General | |
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Optical Design: | Refractor |
Aperture: | 70mm (2.76") |
Focal Length: | 400mm (16") |
Focal Ratio: | f/5.71 |
Focal Length of Eyepiece 1: | 20mm (0.8") |
Magnification of Eyepiece 1: | 20x |
Focal Length of Eyepiece 2: | 10mm (0.4") |
Magnification of Eyepiece 2: | 40x |
Finderscope: | 5x24 |
Highest Useful Magnification: | 165x |
Lowest Useful Magnification: | 10x |
Limiting Stellar Magnitude: | 11.7 |
Resolution (Rayleigh): | 1.99 arc seconds |
Resolution (Dawes): | 1.66 arc seconds |
Light Gathering Power (Compared to human eye): | 100x |
Optical Coatings: | Fully Coated |
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