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Photography

500 Rule​

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500 rule only works on full frame cameras. For cropped sense cameras, replace 500 for 300.

With this rule you have to divide 500/focal length of your lens. So for example 500/20mm = 25 secs, this means you can take a photo with 25 sec duration.

  • SiriL - Siril is an astronomical image processing tool (for Deep Sky)
  • StarStax - StarStaX is a fast multi-platform image stacking and blending software (for Astro Landscape)

Accessories​