I have been behind on my Nikon patents reporting – my last patent-related blog post is from 2019! Unacceptable! I have over 50 different patents I want to cover on the blog. I will try to catch in the next few weeks. Here is the first batch of 12 Nikkor Z lens patents:
- NIKKOR Z 100mm f/1.4
- NIKKOR Z 16-34mm f/2.8
- NIKKOR Z 18-50mm f/2.8-4
- NIKKOR Z 16-50mm f/4
- NIKKOR Z 10-21mm f/2.8
- NIKKOR Z 12-24mm f/2.8
- NIKKOR Z 10-15mm f/2.8
- NIKKOR Z 300mm f/2.8
- NIKKOR Z 400mm f/2.8
- NIKKOR Z 500mm f/4
- NIKKOR Z 600mm f/4
- NIKKOR Z 85mm f/1.8
Additional details on the above patents:
NIKKOR Z 100mm f/1.4
- Patent: 2021-36283 P2021-36283A
- Focal length: 101.665 mm
- F-number: 1.449
- Angle of view: 23.912
- Image height: 21.600 mm
- Lens length: 150.819 mm
- Back focus: 39.283 mm
NIKKOR Z 16-34mm f/2.8
- Patent: 2021-33242 P2021-33242A
- Zoom ratio: 2.061
- Focal length: 16.500 34.000 mm
- F-number: 2.910 2.910
- Angle of view: 105.504
- Image height: 20.787 21.700 mm
- Lens length: 157.563 147.452 mm
- Back focus: 14.914 34.732 mm
NIKKOR Z 18-50mm f/2.8-4
- Same 2021-33242 P2021-33242A patent as above
- Zoom ratio: 2.609
- Focal length: 18.549 48.400 mm
- F-number: 2.910 4.120
- Angle of view: 98.952
- Image height: 20.449 21.700 mm
- Lens length: 156.976 145.902 mm
- Back focus: 20.533 50.882 mm
NIKKOR Z 16-50mm f/4
- Same 2021-33242 P2021-33242A patent as above
- Zoom ration: 2.933
- Focal length: 16.500 48.400 mm
- F-number: 4.120 4.120
- Angle of view: 105.504
- Image height: 18.820 21.700 mm
- Lens length: 156.081 146.333 mm
- Back focus: 17.312 53.242 mm
NIKKOR Z 10-21mm f/2.8
- Patent: 2020-170053 P2020-170053A
- Focal length: 10.3 20.8 mm
- Angle of view: 136.6 91.5
- Image height: 21.6 21.6 mm
- F-number: 2.8
NIKKOR Z 12-24mm f/2.8
- Patent: 2020-170053 P2020-170053A
- Focal length: 12.3 23.3 mm
- Angle of view: 123.1 86.2
- Image height: 21.6 21.6 mm
- F-number: 2.8
NIKKOR Z 10-15mm f/2.8
- Patent 2020-170055 P2020-170055A
| Example 1 | Example 2 | Example 3 | |
| Focal length | 10.3-15.6 | 10.3-20.8 | 10.3-21.5 |
| F value | 2.8 | 2.8 | 2.8 |
| Angle of view | 136.3-109.8 | 136.6-91.5 | 134.2-90.5 |
| Image height | 21.6 | 21.6 | 21.6 |
| BF | 1.32 | 1.36 | 1.62 |
| Example 4 | |||
| Focal length | 12.3-23.3 | ||
| F value | 2.8 | ||
| Angle of view | 123.1-86.2 | ||
| Image height | 21.6 | ||
| BF | 1.65 |
NIKKOR Z 300mm f/2.8
NIKKOR Z 400mm f/2.8
NIKKOR Z 500mm f/4
NIKKOR Z 600mm f/4
- Patent: JP2020011986W·2020-03-18
NIKKOR Z 85mm f/1.8
- This is most likely the current Z 85mm f/1.8 lens version (or a new design? the patent was filed in October last year)
- Patent: 2020-173366 P2020-173366A
- Developed together with Konica Minolta
- Focal length: 83.00 mm
- F-number: 1.85
- Angle of view: 29.26
- Lens length: 111.35 mm
- Image height: 21.70 mm
Via hi-lows-note
