Anonymous ID: ff6f57 May 25, 2018, 10:53 a.m. No.1539431   🗄️.is 🔗kun   >>9451

>>1539340

 

I suggest looking into optics and how a camera works (the shape of the aperture, etc.). Here's a start:

 

https://en.wikipedia.org/wiki/Aperture

 

https://en.wikipedia.org/wiki/Lens_flare