This set contains a T-ring for Pentax-k Cameras and a 1.25" to M42 T-mount. They are made of high-quality material, durable for long time use.It is very easy to use:1. Connect the T-ring mount and T-Mount by M42 threads.2. Assemble the set to your camera.3. Connect the camera with the set to the telescope by 1.25" (31.7mm) excircle on T-mount. Tighten the screws on the 1.25" adapter. Make sure they are locked and safe.4. Put on the camera and calibrate focal length te get a clear image.Package Include:1 * T-ring for Pentax-k; 1 * 1.25"-M42 T-mount.

• Useful accessories allows you to attach your Pentax-k Cameras to the 31.7mm 1.25inch eyepiece diameter telescope. (FOR Camera K-x, K-r, K-01, K-30, K20D, K200D, K2000, K1000, K100D Super, K110D, Etc).
• With T-ring, you can use M42 Lenses on your camera. Inner ring can be rotated to ensure lens is always right way up.
• Having the right equipment to shoot art-gallery images of the heavens starts with the right telescope, camera and camera adapter, and ends here.
• All metal construction and anodizing aluminium process, durable for long time use.Threaded for standard 1.25- inch astronomy filters.
• Brand new 42mm Pentax-k Camera Adapter for telescope with standard 1.25inch Eyepiece Ports,easy and smooth for you to use.

Useful accessories allows you to attach your Pentax-k Cameras to the 31.7mm 1.25inch eyepiece diameter telescope. (FOR Camera K-x, K-r, K-01, K-30, K20D, K200D, K2000, K1000, K100D Super, K110D, Etc).Astromania