T camera adapter for Alpha SLR camera 42 mm scope mounting sleeve Description: Designed for digiscoping DSLR DSLRs connect the camera to the scope for convenient and easy shooting The universal photo sleeve with M42 threads on both ends fits all glasses with a diameter of 42 mm therefore, please measure the eyepiece to make sure it will fit a specific scope, as it is a well-made unit. - Adapter: A useful accessory allows you to connect your camera to an Alpha SLR camera to a telescope, camera adapter, and other astrophotography accessories. How to use: adapter to T adapter, then screw the entire adapter into the DSLR or mirror to connect to the telescope or Both sides of the hollow part of the sleeve do not affect the adjustment of the focusing knob. Specification: Material: Aluminum Tube length: 2.76 inch or 7 cm Overall length: 3,11 inches or 7,9 cm Diameter: 1,77 inches or 4,5 cm Thread: both adapters are universal thread M42x0,75 Black color Mount: for Alpha SLR camera (Compatible with Alpha DSLR A55, A55, A77, , , A230, , A300, , , A390, , A500, , A700, A850, A900 and most SLR bodies) The package includes: 1 piece. T-adapter lens for Alpha SLR camera 1 piece 42mm adapter for fixing the scope