Prototype 1 tested on a refractor.

The RASA 11 with prototype 2.

Not perfect but this RASA was disassembled 2 hours earlier.

Prototype 1.

Prototype 1 that was on the refractor

Prototype 2 utilizing top mounted push-pull screws.

Parts and pieces.

90mm ring next to a 77mm ring.

A QHY tilt adjuster at bottom of pic.