Baader Planetarium's # T2-13 / 1508005 adapter allow you to convert Zeiss telescopes and M44 accessories to the Baader T-2 standard. It features an M44 Zeiss male thread on one side and a standard T / T2 male thread on the other side.
Zeiss telescope and equipment owners will really appreciate the new flexibility they gain from converting over to the Baader Astro T-2 System. Baader has outfitted many Zeiss Telementor users with their quick change system and prism diagonals. Or convert the superb Zeiss M44 prism diagonal or amici turret for use with 2" focusers and 1.25" eyepiece holders.
Total adapter length = 15mm (0.59")
Optical length = 5mm (0.2")
Thickness of knurled ring = 4.3mm (0.17")
Length of male T2 thread = 3.3mm (0.13")
Length of male M44 thread = 3.2mm (0.13")
Maximum outside diameter = 52.2mm (2.05")
Weight = 0.6oz.