Baader VariLock T2 extension sleeve 20-29mm stepless and
lockable – #2956929 – 25Y – ideal tool for adjusting
exact focus distances.
The Baader VariLock 29 is more than just a simple T2
Renewal. It is a complete adapter system to achieve
exact focus distances: stepless adjustment from 20mm to 29mm, high
Stiffness due to sufficient housing wall thickness, reproducible
Setting by lateral millimeter scale.
Exact setting of the focus distances for solar filters,
field correctors. Reproducible results when adapting from
Adapters with different overall lengths on a millimeter scale.
Connection on the telescope side: T2 (M42x0.75mm) internal thread
Connection on the eyepiece/camera side: T2 external thread and dovetail ring
for Baader bayonet adapter
Data of the dovetail ring: diameter 52mm / thickness 6.5mm
Optical length: 20-29mm stepless – adjustable via millimeter scale