Mechanical Accessories

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

The new filter drawer for Nikon F lenses was developed by ZWO especially for cooled ASI cameras.

•  Lens side connector: Nikon F mount
•  Connection camera side: T2 external thread - can be extended to M54x0.75 thread
•  Drawer length 29 mm without T2 external thread
•  The holder snaps in precisely with 2 magnets
•  The 2" filter can be easily screwed into the holder
•  The article includes the filter drawer, a filter holder and an adapter ring from T2 to M54
•  Important for the purchase of further filter holders: Only the linked filter holder fits, older versions are not compatible.

Temperature sensor allows accurate control of ambient temperature to maintain focus position during temperature changes

• The sensor is connected directly to the motor focus.
• The outdoor temperature is measured and can automatically compensate the focus drift by changing the temperature via the corresponding software.

Adapt the Toup Tek AAF motor focus to Starlight Feather Touch focusers with this adapter 

• Compatible with all Toup Tek AAF motor focuses
• Compatible with all Starlight FTF 2“, 2.5” and 3" focusers
• Manufactured using 3D printing
• Resistant to UV rays and temperatures up to approx. 80° C

Equip the popular Motorfocus EAF-PRO- UNCN2-G2 and TSRPN2 focusers with the ZWO EAF Pro motor focus system.

• Fits Motorfocus on EAF-PRO-UNCN2-G2 and TSRPN2 focuser
• Enables the use of the EAF motor focus system from ZWO
• Manufactured using 3D printing
• Resistant to UV rays and temperatures up to approx. 80° C
• The Focuser and the ZWO EAF Pro are not included in the scope of delivery

Equip the Samyang, Rokinon und Walimex 135 mm Objektiv with the ZWO EAF Pro motor focus system.

• Fits Motorfocus on Samyang, Rokinon und Walimex 135 mm Objektiv
• Enables the use of the EAF motor focus system from ZWO
• Manufactured using 3D printing
• Resistant to UV rays and temperatures up to approx. 80° C
• The Objektiv and the ZWO EAF Pro are not included in the scope of delivery

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