Egami posted several new Canon lens patents: 85mm f/1.2, 85mm f/1.8, 135mm f/2 and 50mm f/1.4.
The essence of these lens patents is the use of glass with anomalous dispersion.
via: EG
Canon Rumors, Nikon Rumors, Sony Rumors, and more Camera Rumors !
Egami posted several new Canon lens patents: 85mm f/1.2, 85mm f/1.8, 135mm f/2 and 50mm f/1.4.
The essence of these lens patents is the use of glass with anomalous dispersion.
via: EG