Gerd Neumann jr. CTU XL M68x1 Camera Tilting Unit A camera tilt adjuster for large sensors. Three radial screws act on a conical surface, while disc springs retain the camera. Fine external adjustment helps correct sensor alignment and can reduce Newton rings in H-alpha imaging.
Manufacturer model: Gerd Neumann jr. CTU XL M68x1 Camera Tilting Unit · Specifications checked against manufacturer data on 2026-11-04
A camera tilt adjuster for large sensors. Three radial screws act on a conical surface, while disc springs retain the camera. Fine external adjustment helps correct sensor alignment and can reduce Newton rings in H-alpha imaging.
Compatibility and setup
Legacy CTU XL M68×1, supplier 55175. Not the current CTU XT or XL 2.7-inch AP. Adjust from outside without removing the camera. Supplier lists 69 mm free transmission; this is not a guarantee of 69 mm unobstructed aperture through an attached M68 adapter.
Legacy CTU XL M68×1, supplier 55175. Not the current CTU XT or XL 2.7-inch AP. Adjust from outside without removing the camera. Supplier lists 69 mm free transmission; this is not a guarantee of 69 mm unobstructed aperture through an attached M68 adapter.
Additional specifications
Connections
M68×1 on both sides
Adjustment travel
1 mm total
Adjustment rate
0.2 mm separation change per screw revolution
Body diameter
119 mm
Included adapter
Continuous M68×1 male-thread adapter
55175
Fiche technique
Longueur optique
17.3 mm
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Gerd Neumann jr. CTU XL M68x1 Camera Tilting Unit A camera tilt adjuster for large sensors. Three radial screws act on a conical surface, while disc springs retain the camera. Fine external adjustment helps correct sensor alignment and can reduce Newton rings in H-alpha imaging.
Manufacturer model: Gerd Neumann jr. CTU XL M68x1 Camera Tilting Unit · Specifications checked against manufacturer data on 2026-11-04
