Celestron 11" Rowe-Ackermann Schmidt Astrograph (RASA11) V2 Optical Tube Assembly (91076) Flattener 95% transmission in the selected

95% transmission in the selected spectral range

our Protective Canon EOS T-Ring uses a clear glass filter for dust protection

Ultima binoculars can stand up to even the toughest outdoor conditions

Explicitly designed for Celestron Schmidt-Cassegrain telescopes

With this optional M43/T-2 connector

Celestron 11" Rowe-Ackermann Schmidt Astrograph (RASA11) V2 Optical Tube Assembly (91076) Flattener 95% transmission in the selectedCapturing impressive deep sky astroimages is easier than ever with Celestron's Rowe Ackermann Schmidt Astrograph (RASA) V2, the perfect companion to today's top DSLR or astronomical CCD cameras. This fast, wide field f 2. 2 system allows for shorter exposure times compared to traditional f 10 astroimaging, without sacrificing resolution. Because shorter sub exposure times are possible, your equatorial mount won't need to accurately track over extended