Askar 203APO - 203 mm f/7 Triplet APO Refractor - 203APO Star Trackers The red collimation beam has

The red collimation beam has 7 brightness levels

and Accidental Smudges When Not In Use

in good condition

Latitude adjustment range:                           3º-65º

Askar 203APO - 203 mm f/7 Triplet APO Refractor - 203APO Star Trackers The red collimation beam hasThe Askar 203APO has a large aperture of 8" and sports a native focal ratio of f 7. This big, beautiful triplet refractor has a 20% larger effective aperture area than the 185APO, allowing the limiting magnitude to reach a faint 13. 3. The large aperture also provides an inherent advantage in terms of light gathering power, resolution, brightness, and contrast, allowing the photographer to gather more light and present more details and brighter