Hirsch f6.3 SCT Reducer/Corrector (OPEN BOX)
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$99.00 CAD
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Hirsch f6.3 SCT Reducer/Corrector (OPEN BOX)
- Reducer shortens the effective focal length of Schmidt-Cassegrain telescope optical system by 37%
- Converts f/10 optical system to faster f/6.3 for a significantly wider field of view
- Shortens exposure times for astrophotography by 3 times
- Four-element, fully multi-coated optical design with 41mm clear aperture
- Threads into rear cell and works with any brand and size of Schmidt-Cassegrain telescope with a standard 2" SCT thread
- Can be used visually or photographically