... for hands-free celestial tracking
Includes two eyepieces, finder scope, focuser, collimation cap, and FREE Starry Night astronomy soft
One- ... -gathering 130mm (5.1") primary mirror of 900mm focal length (f/6.9).
The mirror lies at the base of the ...
... model of the night sky. From this information the user can select any celestial object in ... overcoat
- SECONDARY MIRROR OBSTRUCTION: 1.7 in (43.18 mm)
- SECONDARY MIRROR OBSTRUCTION BY AREA: 11 %
- SECONDARY MIRROR OBSTRUCTION BY DIAMETER: ...
... model of the night sky. From this information the user can select any celestial object in ... -Coated
- SECONDARY MIRROR OBSTRUCTION: 1.7 in (43.18 mm)
- SECONDARY MIRROR OBSTRUCTION BY AREA: 23 %
- SECONDARY MIRROR OBSTRUCTION BY DIAMETER: ...
