Askar 52mm F4 Scope User Manual
- August 28, 2024
- Askar
Table of Contents
52mm F4Guide Scope
User s Manual
Warning
DO NOT LOOK AT SUN THROUGH THIS SCOPE.
IT WILL CAUSE IRREVERSIBLE DAMAGE TO YOUR EYES.
Instructions for use
The Askar 52mm F4 guide scope has been optimized in its mechanical design,
providing users with a good guiding ability to achieve better imaging quality.
The Askar 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 give it high accuracy and high stability.
The effective area of the Askar 52mm F4 guide scope is 164% larger than that
of the Askar 32mm F4 guide scope, with the increase of light, the limiting
magnitude can reach 10.4.
The Askar 52mm F4 guide scope’s 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. The Askar 52mm F4 Guide
Scope comes with a 1.25” adapter and an M42 threaded adapter.
The Askar 52mm F4 guide scope base has a 1/4 threaded hole and a M4 threaded
hole for easy attachment.
The outlook design of Askar 52mm F4 guide scope is based on high technology,
high standards, and high quality, with high-precision CNC machining on the
outside and matte coating on the inside.There are two color schemes available,
black and silver.
In addition to guiding, the Askar 52mm F4 guide scope can also be used for
visual observation.
52mm F4 Guide Scope Specifications
Aperture:52mm
Focal length:208mm
Focal ratio:F4
Objective type:doublet
Overall length:212mm
Net weight:0.63kg
Back-end adapter:M42×0.75 adapter, 1.25″adapter
Accessories: a body, a manual
Product Size Diagram
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Tw i tter
Diagram of the focuser’s stretch-out and draw-back Hold the finder scope base part and rotate the focuser handwheel clockwise to stretch the focuser out. Hold the finder scope base part and rotate the focuser handwheel counterclockwise to draw the focuser back.
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