Askar 52 mm f/4 Guide Scope - Black - 52F4GS-B type-cameras-and-imaging-accessories Use in light polluted areas

Use in light polluted areas and dark sites

offers up a smooth ride with Teflon & Delrin bearings

Etalon Material:  UV Grade Fused Silica

9 Petzval Refractor is a fast

75 g Barrel Size 1

Askar 52 mm f/4 Guide Scope - Black - 52F4GS-B type-cameras-and-imaging-accessories Use in light polluted areasAskar 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.