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  The 2017 Great American Solar Eclipse- Highlight Video Everyone at OPT had a great time during the Great American Solar Eclipse on August 21st, 2017. This highlight video showcases the excitement that our staff and customers were up to during the big event.   Eclipse image credits: Chris Hendren, Phillip Klein, Sean League, and TJ White

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  DIY Solar Filters for Telescopes and Cameras Believe it or not, it's actually possible to create safe solar viewing filters for telescopes and cameras by hand. All you will need is some solar film and a few readily available supplies. If you follow the instructions listed below you'll be done with your filter and out observing the sun in no time.   The Supplies You'll Need Are...   Non-stick painter's or gaffer's tape: Make sure that it's non-stick so as not to have your equipment covered with sticky residue once you're done with solar observing.   Wide-tip marker: The solar film is...

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  Simple Image Processing with Dustin Gibson Step 1: Find "Batch Preprocessing" under the "Script" tab. Upload your light files, as well as your darks, bias frames, and flat frames into each section independently, or use the "Add Custom" button to upload the files one type at a time. Use the integration parameter that best suits the quantity of frames being used for "Lights." Double click on one of your best light frames to select it as the registration reference image. I generally use a Luminance or Hydrogen Alpha frame for this. Only the "Optimize dark frames, Export calibration files, and Up-Bottom...

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  SCAE 2016 (Southern California Astronomy Expo) Recap Video

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  Laser Collimation for TPO Ritchey-Chretien Scopes

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