Expansion Ring T-2i /2"a with 1mm optical path length (BP28)

Baader Planetarium

Expansion Ring T-2 /48mm with 2.5mm optical path length (BP29)

T-2 / M48 extension converts M48 female into T-2 female thread) Focuser side 48mm / 2" external t

Baader Planetarium

Reducing-Ring 2"i / T-2a with 1.5mm optical length (BPR2T2-15)

Low profile adapter 2"i to T-2a, featuring just 1.5mm optical length changes a 2" SC (50,8mm

Baader Ultra Short SCT to T-Adaptor, 9mm optical length (BPSC2T2)

This adapter allows you to connect your T-2 thread (42mm) accessories to the larger SCT thread (2”).

Baader Planetarium

T-2/T-2 Inverter Ring (BP26)

Changes a T-2 female into a T-2 male thread Optical path length is zero. Free of reflections

Baader Planetarium

Baader T-2 Quick Change Ring (BP7)

T-2 external thread with Zeiss micro bayonet Bayonet ring made from hardened steel Quick release

Astro-Physics

Optical Spacer Ring Set for Telecompressor Corrector.  (A5025SET)

May 31, 2021 - Part # changed to SRSET-327   to more clearly describe its function. 

Astro-Physics

2"/T-2 Adapter attaches to T-thread (ADAT2)

This 2"/T-2 Adapter with brass locking ring is manufactured by Astro-Physics. It is used with the Ba

Baader Planetarium

T-2 Extention Tubes

The Baader T-2 Extension Tubes are available in three lengths: 40 mm (BP25B), 15 mm (BP25A) and 7.5

Baader Planetarium

Reducer 2"/ 1.25" with T-2 Thread (BP15)

2" external thread to 1 ¼" internal thread reducter / eyepiece adaptor Strong grip with 2 screws