ZWO 88 mm blackout rings have been designed as a protection against light penetration at the connection of ZWO EFW filter wheels and cameras.

The set consists of four rings with internal diameters of 55 and 58 mm.

The most important features of ZWO 88 mm blackout rings

• effectively eliminate the risk of light passing between the filter wheel and ZWO ASI cameras
• small thickness with negligible impact on the optics of the set

Technical parameters

• compatible filter wheels: EFW-5x2 / EFW-7x2 / EFW-7x36 / EFW-7x36-II
• Outer diameter: 88 mm
• Inner diameter: 55 mm / 58 mm
• thickness: <0.2 mm
• black colour

Set elements

• blackout rings ZWO 88 mm D ext. 55mm (2pcs)
• blackout rings ZWO 88 mm D ext. 58mm (2pcs)