ZWO Darkening Rings D88/D90

D88

$7.89

$7.89 $10.12

ZWO Darkening Rings D88/D90

$7.89

$7.89 $10.12

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: