Alstar 2" 2 inch to M48 Adapter - Bundle with - Astronomical 2"/M48-extension Tube Kit

This adapter is mainly used for direct focus photography with SLR cameras, particularly suitable for Newton reflected telescope, Do not take a light path，do not occupation the optical path,one size of the adapter connect to digital camera or other T2 accessories,the other size insert to 2" telescope focuser or other accessories.This adapter has a standard 48mm (M48 x 0.75) male thread on one side to connect to diagonal body and a standard 48mm (M48 x 0.75) female thread on the other side to accept 2" astronomy filters.

• Standard 48 mm / M48 x 0.75 male thread on one side to connect to diagonal body
• Glossy black anodized finish outside; painted flat black and grooved inside for maximum contrast
• This auction is for one high quality 2 inch to M48x0.75 adapter for telescope
• Eliminate Focusing Problem: The extension tube has a M48x0.75 interior thread and a M48x0.75 exterior thread; elegantly solves the spacing problems in astrophotography and eliminates a series of focusing problems
• Variable Combination: The required spacing can be achieved by combining several extenders of differing lengths; Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners