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By admin, on June 20th, 2013
Nikon New VR (Image Stabilization System) will work based on type of subject / subject size and composition environment.
Description and self-interpretation of the patent literature (Translated by google)
- Patent Publication No. 2013-120359,2013-121143
- Publication date 2013.6.17
- Filing date 2011.12.8
- No framing
- You do not know the state of the composition
- Nikon patents
- I a vibrator (vibration)
- By (after the pin and pin before), I change the type of vibration defocus state
See more patent by Nikon
src-egami.com
By admin, on May 26th, 2013
New Nikkor 200-500mm f/3.5-5.6 VR lens patent surfaced over the web, take a look at the details below (translated by google)
Nikkor 200-500mm f/3.5-5.6 VR lens patent details
- Patent Publication No. 2013-97322
- Publication date 2013.5.20
- Filing date 2011.11.4
- Related 2013-97323,2013-97324
- Example 1
- Image height 21.60mm
- Zoom ratio 2.40
- Focal length f = 200.00 – 293.16 – 480.00mm
- Fno 3.6 -. 5.2 – 5.6
- Angle of view 2ω = 12.21 – 8.32 – 5.11 °
- 280.13 – – 315.05mm 269.97 total length
- 14 pieces in 11 groups Lens Construction
- One ED glass
- Example 2
- Image height 21.60mm
- Zoom ratio 2.40
- Focal length f = 199.99 – 293.28 – 480.00mm
- Fno 4.1 -. 5.1 – 5.6
- Angle of view 2ω = 12.26 – 8.31 – 5.10 °
- 290.90 – – 315.06mm 290.92 total length
- 15 pieces of 11-group lens configuration
- One ED glass
- Nikon patents
- 5-group zoom of positive and negative positive positive and negative
- Inner Focus (Group 4)
- (1 part of the second group) correction to shake
See more – Nikon Patent
src-egami
By admin, on May 17th, 2013
With Canon several (see here and here) patents one nikon patent also surfaced, Nikon field another two lens patents (2013-019992, 2013-011831) in Japan for the new 58mm f/1.2 lens.
Nikon 58mm f/1.2 lens patent details translated by google
- Focal length: 58.0216
- Aperture: 1.229
- Half angle of view: 20.82 “
- Image height: 21.6
- Lens length: 122.05004
- Backfocus: 38.01861
- Lens design: 9 elements in 7 groups with three aspherical surfaces and possibly two ED elements (2 & 4)
source – egami
By admin, on February 6th, 2013
 Nikon Latest patent surfaced over the web for 58mm F1.4 Lens
Patent Details
- Patent Publication No. 2013-19993
- 2013.1.31 Release Date
- 2011.7.8 filing date
- JP 2013-19992 2013-19994 58mm F1.2, 58mm F1.4 and JP 2013-19993
- Example 1
- Focal length f = 58.0216mm
- Fno. 1.450
- Half angle of view ω = 20.82 °
- Image height 21.6mm
- Length 93.67772mm
- BF 38.71868mm
- Nine elements in 5 groups lens configuration
- Two two-sided aspherical
- Negative positive negative
- Fed whole
By admin, on January 7th, 2013
Nikon New Lens Patent surfaced over the web – 16-35mm F2.8 VR, Nikon already have 16-35mm F4 VR ED lens but the new lens will have F2.8 aperture throughout the zoom range, better IS and new anti-reflection film for superior performance under strong backlight condition.
Lens Patent Details
- Patent Publication No. 2012-247687
- Release Date 2012.12.13
- Filing date 2011.5.30
- Example 1
- 24.00 – – 33.95mm f = 16.48 focal length
- Fno. = 2.884
- 84 – – 63 ° 2ω = 108 angle of view
- Image height 21.64mm
- 164.15 – – 161.56mm 170.00 overall optical length
- 18 sheets 12 groups lens configuration
- Four 5 aspherical surfaces
- 3 ED glass sheets
- Nikon patents
- Inner Focus
- Shake Reduction
- By anti-vibration group and the rear group, and mitigate the effects of downsizing, eccentric aberration of the lens is given to
- Anti-reflection film made of a multi-layer
- Reduce flare, a ghost (n <= 1.3) and a small refractive index difference between the surface layer and the air
- In one example, n = 1.26 refractive index in MgF2 + SiO2
- Easy concave, convex surface subjected to the occurrence of the ghost
src-egami
By admin, on November 23rd, 2012
Nikkor old and costly Nikon 58mm f/1.2 (Noct-NIKKOR AI and AI-s) was announced on 1977 and discontinued in 1997, Now a new patent of 58mm F1.2 Lens appeared on the web (see patent details below), We hope that the upcoming lens will have AF and optimized for current generation of DSLRs.
Self-interpretation and summary, Patent Documents
- 2012-230133,2012-230340 Patent Publication No.
- Release Date 2012.11.22
- Filing date 2011.4.11
- Example 1
- Focal length f = 58.0220mm
- Fno. 1.210
- Half angle of view ω = 20.81 °
- Image height 21.6mm
- 108.8935mm length
- BF 38.0120mm
- Conventional Gaussian lens coma aberration correction, the aberration is insufficient Sajitarukoma
- The basic configuration is to be used for positive and negative positive negative Gaussian type and Kusenota
- After the group having a positive refractive power + + Throttle front lens group having a positive refractive power
- By placing one side by the front group and the rear lens group an aspherical surface, spherical aberration correction, Sajitarukoma aberration, the aberration Merijionarukoma
- Fed whole
source
By admin, on October 20th, 2012
 Latest Nikon patent surfaced over the web that shows a tripod fan connected with the camera battery cooling image sensor, see more patent details below
Self-interpretation and summary, Patent Documents (translated by google)
- Patent Publication No. 2012-198447
- Release Date 2012.10.18
- Filing date 2011.3.23
- Cooling system camera
- Camera
- Intake and exhaust vent
- Exhaust inlet holes tripod
- The exhaust outlet opening speaker sound output
- Cooling device can be attached to a tripod removable part
- Cooling system
- Intake and exhaust vent
- Blower (fan)
source
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