ZWO Filter Drawer M42 Or Filter Drawer M54 FD-M54/FD-M42
SPECIFICATIONS
Brand Name: ZWO
High-concerned chemical: None
Origin: Mainland China
Type: Monocular
brand: zwo

Choose an option:
No. 1 — M42 Drawer
No. 2 — M54 Drawer
New 2″ filter drawer featuring the anti-light-leaking design that can effectively solve the light leaking issue under long exposure.

(M42)

(M54)
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.

(M42)

(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:

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.
No. 1 — New M42 Drawer Real picture







FD M42 + 2 inch filter, physical display:
The filter is only for display, not included in the product

FD M42 + 1.25 inch filter(Add 2'' to 1.25'' adapter ), physical display:
The filter is only for display, not included in the product

No. 2 — New M54 Drawer Real picture






FD M54 + 2 inch filter, physical display:
The filter is only for display, not included in the product

FD M54 + 1.25 inch filter(Add 2'' to 1.25'' adapter ), physical display:
The filter is only for display, not included in the product

M42/M54-HLDR only eal picture



M42/M54-HLDR + 2 inch filter, physical display:
The filter is only for display, not included in the product


M42/M54-HLDR + 1.25 inch filter(Add 2'' to 1.25'' adapter ), physical display:
The filter is only for display, not included in the product


2 to 1.25 inch adapter real picture

This adapter is mainly used for the ZWO filter drawer. You can connect it to the filter cartridge with a thread to transfer a 1.25" filter.
Using this adapter, you can easily use a 1.25" filter in the ZWO filter drawer, without having to purchase an additional 1.25" filter wheel/drawer, which fully improves the utilization of equipment.
Adapter support list:
ZWO 5x2" filter wheel
ZWO 7x2" filter wheel
ZWO filter drawer, including M42 filter drawer and M54 filter drawer
The effect picture of connecting 2" filter drawer:


Effect picture of connecting 2" filter wheel:


Suitable for use with ASI533, ASI183, ASI294, ASI1600 and other small and medium format cameras.
Connection diagram:

Structure size chart:

Mechanical Drawing
66mm(height)*66mm(length)*21mm(thickness) M42 * 0.75 external thread (camera side) M48 * 0.75 internal thread (filter end) M48 * 0.75 internal thread (telescope side) Suitable for 2-inch astronomical filters

The filter drawer also comes with the M48-M42 adapter. You can use it with your camera or your telescope.

With the ability of double strong magnetic adsorption, it is more convenient and much easier to install or pull out the filter.

Product Description
ZWO 2-inch Filter Drawer with 21mm ring design is independently developed by ZWO, which includes M42 * 0.75 external thread (camera side) and M48 * 0.75 internal thread (filter end), M48 * 0.75 internal thread (telescope side) as well. The double strong magnets create stronger adsorption, easier installation and pulling out.

There is a lock screw on the side of it. The locking function is helpful on adjusting the tension to eliminate the gap, which is a double insurance for users.

