Starboosa Telescope T2-Extension Tube Kit for Cameras and eyepieces - Length 3mm 5mm 7mm 15mm 20mm 30mm - M42x0.75 on Both Sides

• The extension tube kit is used to obtain the correct image focal length or exact spacing required, thereby solving the spacing problem in astrophotography.
• The required spacing can be achieved by combining several T2-Extension Tube of different length;you can use 1 piece;2 pieces;3 pieces ;4 piece;5 piece;6 piece of the extension tubes as you like.
• The M42x0.75 threads on both ends make it versatile. External thread M42 * 0.75; internal thread M42 * 0.75; a series of focusing problems are eliminated.
• By combining multiple extenders of different lengths, you get the right focal length to focus with the camera or eyepiece.
• All metal construction and anodizing aluminium process;durable for long time use.

Description Starboosa Telescope T2-Extension Tube Kit is used to obtain the correct image focal length or exact spacing required, thereby solving the spacing problem in astrophotography. Specification: Type: Telescope T2 thread Extension Tube Male thread: M42*0.75mm Female thread: M42*0.75mm Net Weight: Length:3mm 5mm 7mm 15mm 20mm 30mm