Description
ZWO Darkening ring D88
Darkening ring set for regular EFW
EFW-5*2 / EFW-7*2 / EFW-7*36 / EFW-7*36-II
![](https://i.zwoastro.com/wp-content/uploads/2023/05/d0a2ce6f9fe828d7b099314f18c0915b-1024x512.jpg)
Specifications for the darkening sets
External diameter: 88mm. Inner diameter: 55mm (2pcs) & 58mm (2pcs). Thickness: ≤0.2mm. 4pcs in total.
* The darkening sets is to help solve the light leaking issue occurring in the gap of the filter wheel and camera.
How to install the darkening sets
![](https://i.zwoastro.com/wp-content/uploads/2023/05/40c7ae3edc40e63585d35ea497fe17b5-1024x597.jpg)
ZWO Darkening ring D90
Darkening ring set for ASI461MM-P set
![](https://i.zwoastro.com/wp-content/uploads/2023/05/5dbd5dea665ed3f3c7dba4813204181a-1024x512.jpg)
Specifications for the darkening sets
External diameter:90mm(2pcs)& 106mm (2pcs) . Inner diameter: 72mm (2pcs). Thickness: ≤0.2mm. 4pcs in total.
* The darkening sets is to help solve the light leaking issue occurring in the gap of the filter wheel and camera.
How to install the darkening sets
![](https://i.zwoastro.com/wp-content/uploads/2023/05/d2f94a50c867c6138515fd17244721b1-1024x478.jpg)
Reviews
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