ASKAR 52 mm f4 Guide Scope Black

ASKAR 52 mm f4 Guide Scope Black

Technical specifications

• Aperture: 52 mm

• Focal length: 208 mm

• Focal ratio: f/4

• Limiting magnitude: 10.4

• Aperture area: 164% larger than a 32 mm f4 scope

• Optical design: doublet

• Adjustment: X and Y axes

• Focusing system: manual helical focuser

• Focuser travel: 25 mm

• Usage: guiding, visual observation

• Included 1.25" adapter

• Included M42 threaded adapter

• Focuser locking thread: M3

• Vixen-compatible base

• Mounting threads: 1/4" and M4

• Weight: 631 g

• Manufacturing: CNC machining

• Finish: anodized

• Color: black

52mm F4 Guide Scope is light, compact, and stable. With an aperture of 52mm, a focal length of 208mm, and a travel length of 25mm, it weighs only  631g. The design of the doublet objective lens and precise X&Y-axis fine adjustment gives it high accuracy and high stability, offering the users more functions and effects.

The aperture area of the 52mm F4 guide scope is 164% larger than that of the 32mm F4 guide scope, with the increase of light into， the limiting magnitude can reach 10.4.

In addition to guiding, the 52mm F4 guide scope can also be used for visual observation.

To fully consider the user's feelings, the Helical focusing design is adopted for smooth use. Users can directly turn the focuser manually to adjust. The focuser sets an M3 locking screw hole, more convenient to use.52mm F4 Guide Scope comes with a 1.25” adapter and an M42 threaded adapter, basically satisfying users' requirements of connecting their imaging train.

The 52mm F4 guide scope has a standard Vixen style base and also has a 1/4 threaded hole and an M4 threaded hole on the base for easy attachment.

The outlook design is based on high technology, high standard, and high quality. The accessories are delicate, and the coating is uniform in texture. There are black and silver versions to choose from for the guide scope. The black one carries on our range of products with a calm tone; the silver one’s metallic covering looks more technical and the advanced manufacturing process gives it a textured feel, providing consumers with more options.

The outlook design is based on high standards and high quality. The whole scope is delicate, and the coating is uniform in texture. There are black and silver versions to choose from. The black one with a calm tone and the silver one looks more technical. The advanced manufacturing process gives them a textured feel, providing consumers with more options.