Useful Links for Camera Lenses:
Photographic Optics Background / Reference:
http://www.normankoren.com/Tutorials/MTF.html
Tiny Lens Resources (Cellphones, Tablets…):
http://www.largan.com.tw/html/product/product_cellphone_en.asp
Medium Size Lens Resources (Action Cams, Security…)
http://www.sunex.com/
Large Format Lens Resources (Digital Cinema, Still Photography…):
http://www.panavision.com/learn
