Hi.
Does anyone know the thread size and pitch for a Central #4 (Australia) eyepiece cup? I am try to make an adapter for a Gehmann adjustable eyepiece. I believe the Gehmann has an external...
Type: Posts; User: stewie333; Excluded Forums: Milsurp Knowledge Libraries (READ ONLY)
Hi.
Does anyone know the thread size and pitch for a Central #4 (Australia) eyepiece cup? I am try to make an adapter for a Gehmann adjustable eyepiece. I believe the Gehmann has an external...