Description
Optical Design: Refractor
Aperture: 70mm (2.76″)
Focal Length: 700mm (27.56″)
Focal Ratio: f/10
Focal Length of Eyepiece 1: 25mm (0.98″)
Magnification of Eyepiece 1: 28x
Focal Length of Eyepiece 2: 10mm (0.39″)
Magnification of Eyepiece 2: 70x
Barlow Lens: 2x (1.25″)
Finderscope: StarPointerâ„¢ red dot finderscope
Star Diagonal: Erect image 90° (1.25″)
Optical Tube: Aluminum
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