Product Description

ZWO Darkening ring D88

Darkening ring set for regular EFW

EFW-5*2 / EFW-7*2 / EFW-7*36 / EFW-7*36-II

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:

ZWO Darkening ring D90

Darkening ring set for ASI461MM-P set

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:

Our website is continuously updated with the most recent camera drivers as well as software for DSO and planetary imaging. Please make sure the most recent Driver and software have been installed before you start shooting:

It is also recommended to read the Manuals first before shooting.