Askar 52 mm f/4 Guide Scope - Black - 52F4GS-B type-cameras-and-imaging-accessories Etalon Material: UV Grade Fused

Etalon Material:  UV Grade Fused Silica

To control the amount of heat applied to the corrector place

or even tour the night sky at the touch of a button

Use in light polluted areas and dark sites

75 g Barrel Size 1

Askar 52 mm f/4 Guide Scope - Black - 52F4GS-B type-cameras-and-imaging-accessories Etalon Material: UV Grade FusedAskar 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.