Look at this, an Astronomik H-Beta Filter for your Canon EOS camera that clips in above the mirror! All normal functions of your EOS camera will be unaffected... focus, image stabilization, etc.

Wow, an Astronomik CLS Light Pollution Filter for your Canon EOS camera that clips in above the mirror! All normal functions of your EOS camera will be unaffected... focus, image stabilization, etc.

The Astronomik CLS CCD Light Pollution Filter is presented in a Canon EOS Clip format and is designed for Canon digital SLR cameras that have had the original IR filter removed.

Wow, an Astronomik Luminance (L) Filter for your Canon EOS camera that clips in above the mirror! All normal functions of your EOS camera will be unaffected... focus, image stabilization, etc.

Wow, an Astronomik H-Alpha 6nm CCD Filter for your Canon EOS camera that clips in above the mirror! All normal functions of your EOS camera will be unaffected... focus, image stabilization, etc.

Wow, an Astronomik Luminance (L) Filter for your Canon EOS camera that clips in above the mirror! All normal functions of your EOS camera will be unaffected...focus, image stabilization, etc.

The Astronomik OIII 12nm CCD Filter was designed for astrophotography and is housed in a Canon EOS Clip

The Astronomik OWB (Original White Balance) Filter is designed for Canon EOS digital SLR cameras that have been modified for astronomy imaging and is presented in a Canon EOS clip format.