Baader 2" Four-in-One Adapter M68 (Zeiss)/2.7" (A.P.)/M60 (Vixen)/M56(Synta)

Holds all Zeiss devices - with 68mm thread (with 19mm optical height) Keeps all Vixen Optics - with 60mm thread on the focus tube (with 24mm optical height) Keeps all Astrophysics refractors with 2.7 "thread (with 13mm optical height) Keeps all Skywatcher- / Celestron refractors, all Synta optics - with 56mm thread on 2 "eyepiece holder (with 31mm optical height) WEIGHT (NETTO) 0.185 OPTICAL LENGTH (MM) 19, 13, 24, 31 CLAMPING SYSTEM Screw clamps SCREW TYPE 2x M4 clamping screws INNER DIAMETER / CLEAR APERTURE (MM) 50,8 (2") OUTER DIAMETER 75 INNER CONNECTION (LENS SIDED) Thread, M56 x 1 OUTER CONNECTION (LENS SIDED) Thread, M60, M68 x 1, 2,7" INNER CONNECTION (EYEPIECE/-CAMERA-SIDED) Clamp, 2" (50,8mm) OUTER CONNECTION (EYEPIECE/-CAMERA-SIDED) Thread, M68 x 1 COMPATIBLE BRANDS UNC, Astro Physics, Baader Planetarium, Celestron, Skywatcher, Vixen, Zeiss TYPE OF ADAPTER Expanding piece, Eyepiece Clamp, Reducing piece