Antares Canon EOS M48 T-Ring - EOS-48 Filter Adapter It has an aperture which

It has an aperture which is large enough to provide views of many of the deep sky objects

Incorporates superb Optics

and a tripod carry case

This is a William Optics STC Astro Duo-Narrowband Filter - 48 mm size

then the AstroMaster Series is for you

Antares Canon EOS M48 T-Ring - EOS-48 Filter Adapter It has an aperture whichAntares Canon EOS M48 T Ring Product Highlights: Antares Canon EOS M48 T Ring T Ring for a Canon EOS camera to M48 threads The Antares EOS 48 Canon EOS M48 T Ring is the adapter you need to attach your own Canon EOS camera to M48x0. 75 mm threads. Specifications: Manufacturer: Antares Antares Model No: EOS 48 Function: Canon EOS M48 T Ring Thread Size: M48x0. 75 mm threads Mates To: Canon EOS