ZWO Optical

ZWO 2" Filter Drawer (M42) Gen II

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Product Overview

New 2? filter drawer featuring the anti-light-leaking design that can effectively solve the light leaking issue under long exposure.





Two sizes available: M42 and M54.

Double strong magnets adopted for stronger adsorption, easier installation and pulling out.

strong magnet

Lock screw on the side for you to adjust the tension of the holder to eliminate gap. Double insurance.

lock screw_M42


lock screw_M54


Additional adapters provided with the filter drawer for equipment connection.

The differences between the old and new filter drawer


What’s in the Box?

M42 filter drawer:M42 filter drawerFilter drawer *1M48-M42F adapter *1

Mechanical Diagram

M42 filter drawer:M42_diagramM42_diagram

Diameter 70mm * Thickness 21mmM42 * 0.75 male(external) thread (camera side)M48 * 0.75 female(internal) thread (filter end)M48 * 0.75 female(internal) thread (telescope side)

Suitable for 2-inch astronomical filters?


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