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By admin, on September 5th, 2015
Canon patent a new 15-53mm f/2.8-4 kit lens for its APS-C sensor DSLRs camera. The lens starts with a bright F2.8 aperture and that’s clearly show Canon effort for up-scaling the quality of kit lenses.
Take a detailed look of the patent details.
- Patent Publication No. 2015-152765
- Published 2015.8.24
- Filing date 2014.2.14
- Example 1
- Focal length 15.40 20.46 51.00mm
- Fno 2.80 3.00 4.30
- Half angle of view ω 41.57 33.73 14.99 °
- Image height 13.66mm
- Overall length of the lens 119.65 123.99 149.53mm
- BF 35.93 38.66 50.56mm
In general a patent documents take 2 to 3 years to transform into a real product, so this lens will arrive with either Canon 850D / Canon 900D or Canon 80D.
More Lenses on the Way
More APS-C / EF-S kit Lenses are also coming in near future since few days ago we have published a post – 15-85mm F3.5-5.6 New Kit Lens coming for APS-C DSLRs.
By admin, on September 2nd, 2015
 A new patent Nikon surfaced over the web of 28mm F1.8 Lens with VR (optical image stabilization), the current 28mm F1.8 Lens doesn’t have VR.
- Patent Publication No. 2015-152812
- Published 2015.8.24
- Filing date 2014.2.17
- Example
- f 28.8
- FNO 1.86
- ω 37.48
- Ymax 21.6
- TL 124.35
- BF 38.55
- Nikon patents
- Rear focus
- Anti-vibration (1 part of the first group)
See more Canon Lens Patent
By admin, on August 28th, 2015
Canon is ready to add a new dimension to the display unit of the camera. The Hybrid design will satisfy both touch generation and also those who love to operate camera via control dials. Take a look at the details below and share your thoughts with us.
Patent Publication No. 2015-154223 (Google Translated)
- Published 2015.8.24
- Filing date 2014.2.14
- Rotatable operation unit
- The first state is a rear LCD expands and contracts, the operating face of the operating unit faces behind
- The second state, the rear LCD is extended, the operation surface of the operation portion faces to the right
Click here to see more canon patents
By admin, on August 5th, 2015
A new Canon patent surfaced over the web of 24-120mm F3.5-5.6 IS Lens. The upcoming fullframe kit-lens will feature new generation of optical image stabilization and STM motor for silent and fast AF operation.
- Patent Publication No. 2015-132637
- Published 2015.7.23
- Filing date 2014.1.9
- Example 4
- Zoom ratio 4.76
- Focal length 24.73 55.13 117.60
- Fno. 3.60 4.91 5.83
- Half angle of 41.18 21.43 10.42
- Image height 21.64
- Lens length 149.01 170.43 200.01
- BF 38.67 61.21 74.86
- Canon patents
See more Canon Patents
By admin, on July 31st, 2015
 Canon filed a new patent of new 50mm F1.4 Lens, the lens features new and improved AF mechanism that will speed up the AF locking time as well as make it noise less co,pared to the current version of Canon 50mm F1.4 Lens.
Explanation and self-interpretation of the patent literature
- Patent Publication No. 2015-138121
- Published 2015.7.30
- Filing date 2014.1.22
- Example 1
- Focal length 49.10
- F number 1.45
- Half angle (in degrees) 23.78
- Image height 21.64
- Overall length of the lens 100.16
- BF 38.10
- Canon patents
- Positive ShiboTadashi
- Inner focus (part of the first group)
Click here to see more canon patents
By admin, on July 14th, 2015
 Latest patent document surfaced over the website egami shows Canon HEXA PIXEL Cmos AF sensor, the technology will utilize both phase and contrast based AF method for fast AF system, this may be also a advance form of Dual-pixel CMOS AF tech, but at the moment we don’t have any confirmation…
Take a look at the patent details translated by google
Patent Publication No. 2015-121778
- Published 2015.7.2
- Filing date 2013.11.21
Canon patents
- Image plane phase difference AF using 16 sub-pixels
- Light field contrast AF that uses a
- It does focus adjustment (Microadjustment) from the difference between the image plane phase difference AF and contrast AF
See more Canon Patents
src – egami.blog.so-net.ne.jp
By admin, on July 9th, 2015
Canon working on Light Field Camera is again proved by a new patent surfaced over the web, this time we have a sketch of a video camera from Canon with “compound eye” , The term “compound eye” means the camera will have multiple lens of different focal length that captures the entire information available in the scene and you can re-focus later.
- Patent Publication No. 2015-122677
- Published 2015.7.2
- Filing date 2013.12.25
- Canon patents
- a plurality of lenses that focus processing is different
- Sequentially performs the subject detection to the focal length is long order
But the most interesting part of the patent is we are talking about a light-field video camera, So how the shoot-first-focus-later tech will act on a video camera, we don’t know…
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