US 11,852,791 B2
Anamorphic photography and squeeze ratios for digital imagers
Daniel Keith Sasaki, Glendale, CA (US); and Haluki Sadahiro, Oak Park, CA (US)
Assigned to Panavision International, L.P., Woodland Hills, CA (US)
Filed by Panavision International, L.P., Woodland Hills, CA (US)
Filed on Aug. 10, 2021, as Appl. No. 17/397,991.
Application 17/397,991 is a continuation of application No. 16/748,644, filed on Jan. 21, 2020, granted, now 11,086,109, issued on Aug. 10, 2021.
Application 16/748,644 is a continuation of application No. 15/642,260, filed on Jul. 5, 2017, granted, now 10,539,764, issued on Jan. 21, 2020.
Prior Publication US 2022/0026689 A1, Jan. 27, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. G02B 13/08 (2006.01); G06T 5/20 (2006.01); G02B 27/09 (2006.01); G03B 37/06 (2021.01)
CPC G02B 13/08 (2013.01) [G02B 27/0966 (2013.01); G03B 37/06 (2013.01); G06T 5/20 (2013.01); G06T 2200/12 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A lens system for use with a digital camera having a digital image sensor, the lens system comprising:
an anamorphic lens group configured to produce a compressed image in one dimension;
and
a corrective lens group configured to receive the compressed image and improve an optical quality of the compressed image in the one dimension as produced by the digital image sensor.