Set of obscuration rings for EFW ZWO D88 - ZWO

The obscurating ring set for EFW ZWO D88 is designed to minimize the intrusion of stray light into your filter wheels or APS-C or 24x36 cameras.

With a thickness of only 0.2mm, these rings modify the back-focus of your setup very little, ensuring optimal results for your astronomical observations.

Characteristics

• Thickness: 0.2mm
• Internal diameters: 55mm and 58mm

The set includes 4 rings, with 2 of each internal diameter, for easy and efficient installation.