Adapters

Precise locking ring for 2" eyepieces and adapter for pushing onto the barrel.

• Precise locking by two screws 
• For fixing or calibrating of the plug-in depth of 2" eyepieces or adapters - for example if you want identical focus positions. 
• Prevents from tilting through the safety notch when using compression rings. 
• Can also be used for making a calibration eyepiece for astrophotography.

• Fixation with three M4 grub screws
• For reproducible focus position of 3" correctors on focusers with 3" clamping
• Simply slide over the 3" sleeve of the corrector and clamp

The short adapter allows using 1.25" filters directly in front of the sensor.

• Male thread: T2-thread (male)
• Female thread: M28 filter thread / 1.25" filter thread (female)
• The adapter is so short that the female T2 thread of the ASI camera can be fully used for connection - see image at left

The adapter allows the connection of 3" accessories, such as star diagonals, to the large SC thread from Celestron

• Connection telescope side - 3" female SC thread
• Connection eyepiece side - 3" receptacle with ring clamp
• Clamping with 3 knurled screws - included in the scope of delivery

SVBONY SV210 M63 CAA 360 Degree Rotator Camera Angle Adjuster for SV550 80F6 Visual Rotation Black

• Camera angle adjuster; The CAA image field angle adjuster can easily adjust the shooting angle without rotating the main mirror, saving customers the tedious installation and disassembly process;
• CAA 360-degree rotator; Improve the stability and portability of the shooting process, it is mainly used for astrophotography scenes;
• Camera angle adjuster for SV550 refracting APO telescope, also compatible with astronomical telescope lens barrel with M63x1 threaded astronomical focusing mounts;
• locking screw M4; With locking and positioning function, the camera can be positioned at any position;
• CAA with field flattener can correct the defects of the field curvature of the shooting target, and improve the imaging quality and shooting efficiency at the edge of the field of view;

Variable projection adapter for planetary and lunar photography - accomodates 1.25" eyepieces

• change the magnification by extending the adapter
• 1.25" connection to telescope
• accomodates 1.25" eyepieces up to 35 mm housing diameter
• T2 connector at camera side (T2 rings are optionall) for your DSLR camera
• two adapters in one - a 1.25" prime focus adapter and a variable eyepiece holder for eyepiece projection

This adapter ring enables you to take colour and nebula filters with M48 and M52 thread

• Vixen M56 Filteradapter für M48mm und M52mm Filtergewinde
• Adapted to M52 thread for photo filters
• Adapted to M48 thread for astronomical nebula filters
• Can be used with the 60mm Wide Photo Adapters
• Female thread M48 x 0.75mm
• Female thread M52 x 0.75mm
• Male thread M56 x 0.75mm
• Dimension: 56 x 7 mm
• Weight: 7g
• High manufacturing quality "Made in Japan

Takahashi Extension Tube (FL), Short Distance Ring

• Connection (object side): M56x0,75(neg)
• Connection (observer side): M56x0,75(pos)
• lightpass: 17,5mm
• Shipping weight:  1kg

With this adapter you can connect your (D)SLR directly to instruments with the SC thread (also called 2" thread), using an optional T2 ring.

• designed for Schmidt Cassegrain telescopes
• telescope side 2" SC thread
• camera side T2 (M42x0.75) external thread
• camera connection via T2 ring (optional)
• optical length 20 mm

The short adapter enables the connection of adapters with M42x0.75 female thread to focusers and adapters with M68x1 internal thread.

• Thread telescope side: M68x1 external thread - length 3.7 mm
• Thread camera side: M42x0.75 T2 external thread - length 5 mm
• Additional female 2" filter thread on the telescope side, for connection of 2" mounted filters
• No effective optical length because the M68x1 external thread is completely countersunk in the focuser - a shorter adaptation is not possible

With this adapter, you can attach 1.25" eyepieces to to the T2-system

• Telescope side connection: T2 (M42x0.75 mm)
• Eyepiece side connectin: 1.25" receptacle
• Solid locking with knurled screw

The adapter fits filter wheels, cameras and focusers with M54x0.75 internal thread.

•  the adapter requires only 2 mm optical path  
• the adapter has an M54x0.75 male thread on the camera and telescope side  
• M54 focal adapter for all focusers with M54x0.75 female thread on the camera side

Adapt 1.25" filters to your T2 accessories, with just 10 mm optical path.

• Telescope side connection thread: female T2-thread (M42x0.75)
• Camera side connection thread: male T2-thread (M42x0.75)
• Optical path: 9 mm without lock ring or 10 mm with lock ring
• Inner thread: female thread M28.5x0.6 for mounting 1.25" filters
• Application example with TS IR cut photo filter No. 2

Self-centering T2 rotation and quick coupling for astrophotography

• Thread on the telescope side: T2 (M42x0.75) Internal thread
• Thread on the camera side: T2 (M42x0.75) External thread
• Only 5.5 mm short (without external thread) - ideal for short adaptations
• The adapter is self-centering, you remain on the optical axis.
• Practical clamping with knurled screws, also works with gloves
• Sturdy construction, we recommend the adapter for accessories up to approx. 1.5 kg

This mechanism compensates tilted focalplanes, focusers, accessories and camera sensors - unsharp corners are avoided.

• Connection via T2-thread
• Only 11 mm optical path from T2 female to T2 female
• T2 conversion adapter included - converts the T2 female to a T2 male thread
• Stable metal design
• Easy adjustment without tools

The T2 adapter turns a T2 female thread into a T2 male thread and provides a clean stop

• With this adapter you can connect two adapters with T2 female thread.
• Two T2 (M42x0.75) male threads with 3.5 mm length each
• Optically effective height only 2 mm - this is the thickness of the counter ring
• Free passage 37.5 mm - maximum possible clear aperture with T2