BAADER CMOS S-II 4nm F/3 ULTRA-HIGHSPEED FILTER Takahashi The Baader UFC RASA 8"

The Baader UFC RASA 8" adapter attaches to the UFC Base #BA2459110 with 8 x hex screws for secure and flush fitment and allows you to use UFC Filter Changer with the Celestron RASA 8"

The sensor remain at 25mm from female thread

Camera connection thread

Optiques Fullum fabricates very light custom-designed aluminium and composite structures

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BAADER CMOS S-II 4nm F/3 ULTRA-HIGHSPEED FILTER Takahashi The Baader UFC RASA 8"The new Baader CMOS optimized S II 4nm Highspeed F 3 filter is a precision grade narrowband filter with a high transmission at the Sulphur II line at 671. 7nm. The Highspeed F 3 versions are specifically designed to work very well with modern highly sensitive astronomy cameras and telescopes with extremely fast focal ratios between f 3. 4 and f 2. 3 such as the Sharpstar Hyperbolic Newtonian astrographs. The ultra narrow 3. 5nm bandpass makes this