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Backfocus requirements for SBIG STT 8300 with FW8?
WebDec 12, 2014 · The 12" SCT has a huge back-focus range ! How much back-focus do you need? Begin by turning the knob fully clockwise - that pulls the primary mirror all the way back and focal point all the way in. Then turn knob counter-clockwise to push the primary mirror forward and push the focal point further out the back WebJun 7, 2024 · I have a meade 8"SCT that I run at 0.6X reduction, and even my SBIG ST-402 vignettes with its FOV of 14x20 arcminutes. ... Be especially careful of backfocus range which may be limited and depends on your telescope. I designed an adapter to get the backfocus exactly right for my system (C14 Edge > Atlas focuser > STXL 6303E), and it … does heath bars have nuts
AO-8 Adaptive Optics System - sbig.de
WebThe AO-X requies minimal backfocus while offering a large 3″ aperture optical element, which is large enough to cover all sensors available in the STX, STXL, and Aluma AC series. The AO-X requires an off-axis guide camera behind the device and in front of the filter wheel (FW8S-STXL or FW7-STX), such as the StarChaser SC-3. WebThe focal reducer converts the 12.5" f/8 Hyperion to an f/5.7 focal ratio, and the 16" f/7.3 Hyperion to an f/5.2 focal ratio, making each nearly 2 times faster. The reducer is designed to cover a 52mm image circle, corresponding to the diagonal size of the popular KAF-16803 large-format CCD sensor. Large (76mm) lens elements keep the ... WebChart Type Backfocus Backfocus & Resolution Combo Colorbar & Grayscale Combo Grayscale Resolution Skin Tone Reference WhiBal G7 White Balance Reference Gray Card (7.5x10") B&H # WHWBRC MFR # WB7-RC 18 Reviews Key Features Gray Card for Accurate White Balance Spectrally Neutral Waterproof and Scratchproof Responds to UV Light and … faa electronics burn in test requirements