Askar 52 mm f/4 Guide Scope - Black - 52F4GS-B vendor-explore-scientific This three element

This three element

and now you have four magnifications to choose from

Battery Capacity: 84

Store your telescope

5" Focuser Extension Tube

Askar 52 mm f/4 Guide Scope - Black - 52F4GS-B vendor-explore-scientific This three elementAskar 52mm f 4 Guide Scope in Black The Askar 52mm F4 Guide Scope is lightweight, compact, and stable. The large aperture is 164% larger than that of the Askar 32mm F4 guide scope, with the substantial increase of light the limiting magnitude can reach 10. 4. The optical design of the doublet objective lens, as well as the precise X&Y axis fine adjustment, gives this 52mm f 4 guidescope great accuracy and stability while the OTA weighs in at only 0.