ZWO New 2″ Filter Drawer
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.
Lock screw on the side for you to adjust the tension of the holder to eliminate gap. Double insurance.
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:Filter drawer *1M48-M42F adapter *1
M54 filter drawer:Filter drawer *1M54-M48F-2mm *1
Mechanical Diagram
M42 filter drawer:
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。
M54 filter drawer:Diameter 70mm * Thickness 20mmM54 * 0.75 male(external) thread (camera side)M48 * 0.75 female(internal) thread (filter end)M54 * 0.75 female(internal) thread (telescope side)
Suitable for 2-inch astronomical filters and full frame cameras, such as ASI6200 and ASI2400.
Kuldip Voraji guided me technically before placing the order
Holds 2 inch mounted Optolong 3nm SHO filters in secured way. I had no issue in pairing it with WO FLT 91 and ZWO 294mm pro. As usual Kuldip had guided me in selecting right thread for my set up. Thanks to Kuldip.