Canon filed a patent for 8K capable 70-200mm F2.8 Lens. The patent hunting website egami speculates – ” Canon has an eye to the 8K era ….. the 70-200mm F2.8 lens is capable to resolve Super High-resolution videos 8000 × 4000 pixel size 1μm”. We all know that 8K video resolution is 7,680×4,320, which is less than 8000 × 4000, take a look at the patent details below
Patent Description (Translated by Google)
- Patent Publication No. 2016-80877
- Published 2016.5.16
- Filing date 2014.10.17
- Example 1
- Zoom ratio 2.69
- Focal length 72.15 134.00 193.98
- F-number 2.91 2.91 2.91
- Angle of view 16.69 9.17 6.36
- Image height 21.64
- The total lens length 223.50 223.50 223.50
- BF 45.35 45.35 45.35
- [0006]Conventional full high definition (number of pixels 1920 × 1080, pixel size number .mu.m) If image quality equivalent was sufficient in the conventional example as described in patent documents mentioned above. However, Super Hi-Vision (the number of pixels 8000 × 4000, pixel size 1μm before and after) for the future sought image quality, such as, is not sufficient in the imaging performance of conventional zoom lens. Therefore, further improvement of performance (in particular, reduction of the chromatic aberration amount) is required.
- Canon patent
- DOE ( diffractive optical element )
- Inner zoom (Examples 2 and 3)
- Inner focus
- Floating (Examples 1, 4)
The lens is expected to arrive before 2020 Olympics games, and that clearly indicates that Canon now putting its concentration on developing 6K and 8K capable Pro DSLRs Body in future. We can’t deny the fact that upcoming Canon 1DX Mark III or 5D mark V will have 6K or 8K Video capability.
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source – egami
