[model]: 6-30 optical star finder 5-24 optical star finder se optical star finder

[multiple]: five times

[function]: assist astronomical telescope to find stars quickly and accurately

[applicable]: finder scope, a small and small optical telescope attached to a large telescope, is used to help the observer find the position of celestial bodies. Star seeker is a kind of refracting telescope used for visual star searching. The star seeker usually adopts double separated or double glued objective lens, and the focal plane disposal has division for aiming