VC200L old version primary mirror cover ring

A ring, which you put on primary mirror holders and screw it into them with the same screws, which originaly are available. This ring eliminates reflection on bright stars, like this seen in thumbnail and allows you to produce beautiful, round pictures of brightest stars.

This ring does it's job only with old VC200L (white ones). The new version of VC200L (from green to...white again) has similar, metal ring factory attached.