Filters (Imaging)

New 2″ filter drawer featuring the anti-light-leaking design that can effectively solve the light leaking issue under long exposure. (M42) (M5...

ZWO 1.25″ IR UV CUT filter is suitable for colour camera with AR protect window. The ZWO IR Cut Filter 1.25 blocks infrared light from reaching the...

We are very excited to announce the EFW Mini Electronic Filter Wheel from ZWO. Compacts and lightweight. The EFW Mini...

Star Analyser 100 Since its launch in 2005, the Star Analyser 100 has introduced thousands of amateur astronomers worldwide to the fascinating fiel...

ZWO Duo-Band Filter is a dual narrowband filter primarily aimed at complementing our range of colour ASI cameras. The Duo-Band filter is aimed at t...

ZWO IR cut filter 2 inch is suitable for colour camera with AR protect window. The ZWO IR Cut Filter 2 inch blocks infrared light from reaching the...

The newest addition to ZWO's filter wheels for imaging is the ZWO EFW 8x1.25 inch motorized model. The body is CNC machined from a full block of ai...

ZWO Duo-Band Filter 2inch is a dual narrowband filter primarily aimed at complementing our range of colour ASI cameras. The Duo-Band filter is aim...

ZWO 1.25″ IR 850nm Pass Filter suitable for IR sensitive cameras. You don’t need to debayer and get the full resolution of this sensor when use i...

Star Analyser 200 Since its launch in 2005, the Star Analyser 100 has introduced thousands of amateur astronomers worldwide to the fascinating fiel...

Product Description New ZWO Filter Drawer Nikon with a thickness of 29mm that can be used for carrying 2” filter and connecting ASI cooled cameras ...

ZWO- EFW-5x2in The ZWO EFW 5x2in Electronic Filter Wheel can be rotated in both counter clockwise and clockwise directions for filter selection. Th...

The new ZWO LRGB Filters are designed to approximately equalize the flux of ASI1600 mono sensor Better transmission, Better coating, Better colo...

New from ZWO The ZWO New EFW-EOS II adapter has been designed as a short EOS adapter for EFW & Cooled camera(6.5mm backfocus version). Extend d...

The new ZWO EFW 7 x 36-II (Electronic Filter Wheel) was independently developed by ZWO for astronomical mono cameras. With the larger body and the ...

ZWO- EFW-7x2in With the ZWO -EFW-7x2 there is no need for multiple cables to power this wheel up, just one USB cable does the trick. The maximum po...

The Vespera light pollution filter or CLS (City Light Suppression) filter allows you to improve the quality of your photos when observing in the ci...

Enjoy the most dazzling views of nebulae with your Celestron Origin when you add this H-alpha H-beta OIII (Hα-Hβ-OIII) imaging filter. This special...

Normally available for pickup or shipping approx. 2-3 business days from your order Light pollution in the night sky can significantly degrade cont...

L-Quad Enhance Filter (L-QEF) is a quad bandpass light pollution suppression filter for colour cameras. It effectively suppresses the transmission ...

By selecting very precisely the wavelengths of Hydrogen Alpha (H-alpha) and Oxygen III (O-III), found mainly in nebulae, the filter will increase t...

ZWO Filter Masks 7x36mm are used for fitting unmounted filters to ZWO filter wheels. Please use the M2 screws and masks to fix the filters: ⚫ Re...

The ZWO Methane band (CH4) filter is a special filter for photographical use. Its FWHM is 20nm which is suitable for most IR sensetive color or mon...

The ZWO LRGB 36mm filter set has better transmission, better coating, better color separation the RGB color combine weights will be approximately...