BAADER 2" DELUXE EYEPIECE CLAMP FOR SC TELESCOPES GM4000 Glass: low expansion glass or

Glass: low expansion glass or near zero expansion ceramic glass

the coatings are protected by a thin layer of quartz (silicon dioxide)

In this way it is possible to obtain a pointing accuracy up to 15 arcseconds RMS

PL3304209 + PL3304209 + PL3304201 + PL3304200

BAADER 2" DELUXE EYEPIECE CLAMP FOR SC TELESCOPES GM4000 Glass: low expansion glass orThe 2" Deluxe eyepiece clamp changes the 2" thread of a Schmidt Cassegrain telescope into a 2" receptacle. It consists of two parts the precise 2" eyepiece clamp with two large knurled locking screws and built in bronze compression ring, and a factory mounted inner thread ring that reduces the native telescope sided M58 inner thread to a 2" inner thread. With this adapter, you have a fully illuminated field. Star diagonals with SC connection of have a