Canon has filed an optical formula patent for a Cinema EOS 37.5-100mm f/3.3 Anamorphic lens.
Patent Publication No. 2016-57445
- Published 2016.4.21
- Filing date 2014.9.9
- Zoom ratio 2.67
- Focal length 37.5 56.2 100.0
- F-number 3.3 3.3 3.3
- Half angle of view (degrees) 11.49 7.72 4.36
- The image height 7.62 7.62 7.62
- The total lens length 259.95 259.95 259.95
- BF 38.25 38.25 38.25
- Anamorphic optical system
What is an anamorphic lens?
Anamorphic lenses are specialty tools which affect how images get projected onto the camera sensor. They were primarily created so that a wider range of aspect ratios could fit within a standard film frame, but since then, cinematographers have become accustomed to their unique look. This article discusses the key considerations with anamorphic lenses in the digital era.
You can read more about anamorphic lenses over at RED
- Source: Egami
