M48 Adapter

This adapter fits to filter wheels, CCD cameras and focusers with M54x0.75 thread (female), it offers a short adaption to M48.

• Very short design - optical length 2 mm only
• Male 2" (M48x0.75) filter thread on the camera side
• Male M54x0.75 thread on the telescope side
• M48 focal adapter for all focusers with female M54x0.75 thread at the camera side
• M48 adapter for all filter wheels and CCD cameras with female M54x0.75 thread
• The adapter is anodized matte black and has an anti-reflective thread inside

• Material: Aluminium - silver anodized
• Suitable for: 2" filter thread M48x0.75
• The ring is simply slipped over the male M48 thread of the adapter.
• The ring also prevents the threads from seizing.
• A thread which is too long can be shortened with the fine tuning ring.
• Example of use (with extension tube) can be seen at left
• Inside diameter is 48 mm - outside diameter is 55 mm

TS-Optics Adaptor with female T2 thread and male M48x0,75 filter thread

The adapter extends a male T2 thread to M48x0.75 (2") filter thread without increasing the length.

• Female thread: continuous T2 - M42x0.75
• Male thread: continuous 2" filter thread - M48x0.75
• Length: 4 mm - the mechanical length is optically not effective, as the adapter is completely sunken in the connection adapter

This adapter allows attaching T2 accessories to the M48 x 0.75 thread.

• Telescope side thread: M48 x 0.75 (2" filter thread), male
• Secondary thread on telescope side: T2 - M42 x 0.75, female
• Camera side thread: T2 - M42 x 0.75, male
• Optical length: 2.2 mm
• Versatile M48 and T2 adapter

• Continuous female thread: M48x0.75 - 2" filter thread (female) - length 3 mm
• External thread: M54x0.75 photo thread (male) - length 2 mm
• optically effective length: only 1 mm (thickness of the bar)
• the short adapter fits to the M48x0.75 connection thread of many correctors
• Fits to focusers with the M54x0.75 female thread, such as UNCN2-G2. Can also be adapted to M63 or M68 via additional adapters.

This adaptor enables the connection of T2 accessories to adaptors with M48x0.75 male thread.

• Telescope-sided thread: M48x0.75 - 2" female filter thread - length 5 mm
• Camera-sided thread: T2 - M42x0.75 male thread - length 4 mm
• Optical length is 6 mm not counting the male thread