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By admin, on October 19th, 2012
 Nikon 70 200mm F4 lens Patent The new Nikon 70-200mm f/4 lens is expected to be announced next week will probably start shipping at the end of November, 2012. The price of Nikon 70-200mm F4 Lens is between $1,000-$1,300 range.
Upcoming Nikon FX Lenses Road-Map – Based on Nikon Patent
See Nikon 70-200mm F4 Patent Details here
source
By admin, on July 10th, 2012
Nikon new patent surfaced over the web, a new 300mm F2.8 Lens with built-in low pass filter, In general optical low-pass filters (OLPF) are used to eliminate color Moire fringes in images,
Patent details translated by google
Self-interpretation and summary, Patent Document
- Patent Publication No. 2012-128155
- 2012.7.5 Release Date
- 2010.12.15 filing date
- OLPF (optical low-pass filter)
- Reduce the false color and moiré
- Resolving power of high-frequency part is degraded
- And incorporated into the camera body, lens performance can not be achieved at all
- Interchangeable lenses
- Having a residual aberration
- Nikon patents
- Having a body side and the lens side OLPF
- Resolving power lens to optimize the separation width of the birefringent plate (OLPF)
- Incident light is separated into two beams
- To be in the opposite direction, or the same direction separated
- Lens
- F = 293.8mm focal length
- Angle of 8.3 deg.
- Fno. 2.88
- Lens Construction 12 elements in 9 groups sheet
- 2.8μm pixel pitch corresponding
- OLPF the lens
- Six group lens configuration 2
- 11.3μm pitch corresponding pixel
See more – Nikon Patent News
src – egami (japanese website)
By admin, on March 11th, 2012
Nikon filed a patent for 135mm F1.8 Lens, more details below
Self-interpretation and summary, Patent Document (translated by google)
- Patent Publication No. 2010-48125
- 2012.3.8 Release Date
- 2010.8.30 filing date
- Example 1
- F = 132.9mm focal length
- Fno = 1.8
- 18.3deg angle.
- Image height 21.6mm
- Length 162.5mm lens
- BF 42.2mm
- 15 sheets of 9 group lens configuration
- 2 ED glass sheet
- Nikon’s patent
- Group 3 consists of positive and negative positive
- Inner focus
- The second group for focusing
- Camera shake correction
- For anti-vibration part of the third group
- The fluctuation of aberration when anti-vibration hold
src – egami
By admin, on February 11th, 2012
Nikon patent Large aperture super-wide angle lenses made for Full Frame camera (FX format), read more details below
Self-interpretation and summary, Patent Document (translated by google)
- 2012-27450, Patent Publication No. 27451
- 2012.2.9 Release Date
- 2010.6.23 filing date
- Example 1
- 18.4mm focal length
- Fno 1.84
- 100.3deg angle.
- 14 pieces in 11 groups, the configuration
- Three three aspherical surface
- ED glass three
- Example 2
- 20.4mm focal length
- Fno 1.84
- 94.7deg angle.
- 12 pieces in 9 groups configuration
- Three three aspherical surface
- 4 ED glass sheet
- Retrofocus
- Focusing
- (18mm F1.8) is an example of inner focus
- (20mm F1.8) is a second embodiment of Inner Focus
- (18mm F1.8) is a third embodiment of rear focus
- (20mm F1.8) is a fourth embodiment of Inner Focus
- (20mm F1.8) is feeding the entire fifth embodiment
- Glass mold having an aspherical surface
- (Neither compensation nor a lack of compensation in excess) to adequately compensate for the sagittal coma flare and curvature of field
- Part of the second lens group can be used as camera shake correction
src – egami
By admin, on October 12th, 2011
Nikon FX Lens Roadmap and new patent details published by egami , The FX Lens Roadmap is based on Nikon FX Lens patents.
Nikon FX Lens Roadmap
Nikon 70-200mm F4 telephoto zoom lens patent
Patent literature, interpretation and self-summary (translated by google)
- Patent Publication No. 2011-197302
- 2011.10.6 Release Date
- Filing date 2010.3.18
- Example 1
- Focal length f = 71.40 – 107.00 – 195.99mm
- Fno = 4.1
- Half angle of 17.107 – 11.288 – 6.107 °
- Image height 21.60mm
- Optical Length 214.6 – 214.5 – 214.8mm
- Back Focus 51.9 – 51.8 – 52.1mm
- Maximum magnification β =- 0.07 – -0.09 – -0.14 times
- 20 sheets of 15 groups
- Zoom ratio 2.745
- Positive positive positive and negative elements in 5 groups Zoom
- Inner Focus
- Inner Zoom
- Image stabilization (VR) with
Nikon 800mm F5.6 telephoto lens patent
Patent literature, interpretation and self-summary (translated by google)
- Patent Publication No. 2011-197413 (Translated by google)
- 2011.10.6 Release Date
- Filing date 2010.3.19
- Example 1
- Focal length f = 800.00mm
- Fno = 5.61
- Image height 21.60mm
- Β =- 0.153 times the maximum magnification
- 16 images 14 groups
- Group 4 consists of positive and negative polarity
- Inner Focus
- The second focus group for
- Image stabilization
- The third part of the group for the VR
Also see latest Nikon D800 Rumors.
By admin, on September 23rd, 2011
New patent info appread on egami today about Nikon 18-300mm F3.5-5.6 Lens Patent, Patent information translated by google Nikon 18-300mm F3.5-5.6 a patent is pending. Once commercialized if the APS-C SLR camera sounds like in the can achieve ultra high magnification zoom world’s first 16.6-fold.
Patent literature, interpretation and self-summary
- Patent Publication No. 2011-186159
- 2011.9.22 Release Date
- 2010.3.8 filing date
- Related 2011-186161,2011-186162,2011-186163,2011-186165
- Example 1
- Focal length f = 18.53928 – 291.02949mm
- Fno = 3.60631 – 5.78825
- Half angle = 39.00856 – 2.73699 °
- Image height = 14.20mm
- Lens length = 148.79923 – 242.82932mm
- Back Focus = 39.00067 – 105.34665mm
- Aperture diameter = 17.20 – 20.59mm
- 15.698x zoom ratio
- 3 aspherical surfaces
- Aimed at higher performance by optimizing the design value
- The first lens group moves toward the object side during zooming, aperture stop having an image side of the second lens
- The first lens can reduce the size of
- Field curvature, astigmatism suppressing the fluctuation of
By admin, on September 12th, 2011
Upcoming Mirrorless Lenses for Nikon V1 and Nikon J1 Mirrorless Camera, Thanks to egami for collecting all these valuable information.
See leaked specification of Nikon V1 and J1 Mirrorless Camera.
Update – More Leaked Images of V1 and J1 Camera
UPDATE – Nikon V1 and J1 Announced
See more details
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