Optec Alnitak Flat-Man flat fielder for OTA Up To 7-5/8” Diameter.

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  • Regular price $350.00

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Optec Alnitak Flat-Man flat fielder for OTA Up To 7-5/8” Diameter.

The Alnitak Flat-Man flat fielder for OPTs up to 7.65-Inch Diameter by Optec is a non-robotic affordable means to achieve excellent flat fields. For dewshield Outside Diameters up to 7.625-inch.

The Flat-Man uses the same technology as the Flip-Flat but is manually placed on the OTA for flat field imaging. The only power you need is a USB cable, and our Windows XP software will light and control the brightness of the Flat-Man. Simply rotate your telescope until the dew shield is pointed straight up and place the Flat-Man centered on your scope.


  • Lamp Diffuser Diameter: 7.7-inch (195 mm)
  • Lamp Illumination Diameter: 6.7-inch (170 mm)
  • Control Box Dimensions: 1.35 x 3.15 x 4.2-inches (34 x 80 x 106 mm)
  • Weight: 12 ounces (0.34 kg)
  • Power requirements: 5VDC provided by USB interface
  • Minimum OTA/ dewshield OD: 4-inches (stock #OP-19055)
  • Maximum OTA/ dewshield OD: 8.125-inches (stock #OP-19056)
  • Alnitak Software Compatiblity: Windows XP, Vista, Windows 7 and 8.
  • Command Line Program: AACmd.exe


OPT Product Number: OP-19055



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5.0 Based on 1 Reviews
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Rhett H.
United States
How did I live without it

Works great… easy to setup. Makes taking flats a total breeze. I just add to my SGP sequence and let it do its thing. Combined with the flats calibration wizard in SGP make the entire process super simple