Join More Than 50,000+ Subscribers and get latest camera news and rumors
NEW CAMERA VIDEOS ON YOUTUBE
Download Our Android App
|
By admin, on December 29th, 2013
Latest patent surfaced over the web that shows patent details of Canon EF-M 16-120mm F3.5-5.6 IS STM Lens, the lens is designed for mirrorless camera and it features in built optical image stabilization, and step drive motor for silent AF operation.
Take a look at the patent details below
-
- Zoom ratio 7.14
- 51.87 – – 117.70mm 16.48 focal length
- Fno 3.60 -. 5.30 – 5.88
- Half angle ω = 39.65 – 14.75 – 6.62 °
- Image height Y = 13.66mm
- 138.55 – – 162.35mm 114.75 overall length of the lens
- BF 0.50mm
- 17 pieces of 13-group lens configuration
- Two two-sided aspherical
- One UD glass
See more Canon patents.
By admin, on December 6th, 2013
A new patent surfaced over the web that shows a 200-400mm Teleconverter Lens from Canon, take a look at the more details below translated via google
Canon filed a patent for a 200-400mm lens with built-in teleconverter and image stabilisation.
- Patent Publication No. 2013-238827
- Publication date 2013.11.28
- Filing date 2012.5.17
- Example 1
- Zoom ratio 1.90
- Focal length f = 205.00 – 389.99mm
- Fno. 4.12
- Half angle ω = 6.02 – 3.18 °
- Image height Y = 21.64mm
- The overall length of the lens 389.84mm
- BF 68.49mm
- Teleconference insertion
- Focal length f = 287.00 – 545.98mm
- Fno. 5.77
- Half angle ω = 4.31 – 2.27 °
- Example 2
- Focal length f = 585.10mm
- Fno. 4.12
- Half angle ω = 2.12 °
- Image height Y = 21.64mm
- The overall length of the lens 467.32mm
- BF 83.15mm
- Teleconference insertion
- Focal length f = 819.00mm
- Fno. 5.77
- Half angle ω = 1.51 °
- Example 3
- Zoom ratio 1.90
- Focal length f = 307.50 – 585.00mm
- Fno. 5.88
- Half angle ω = 4.02 – 2.12 °
- Image height Y = 21.64mm
- The overall length of the lens 405.00mm
- BF 75.70mm
- Teleconference insertion
- Focal length f = 427.00 – 812.33mm
- Fno. 8.17
- Half angle ω = 2.90 – 1.53 °
- Canon patents
- Teleconverter BF is the same in insertion and after insertion before
- Vibration control
- Teleconference to be inserted into the appropriate location, teleconverter can be miniaturised
src- egami
By admin, on November 11th, 2013
Canon latest patent surfaced over the web that shows excellent high sensitivity Dual Pixel CMOS AF patent according to Japanese website egami, the latest technology may be used in upcoming APS-C / fullframe cameras like Canon 7D Mark II, Canon 1DX Mark II, Canon 6D Mark II and Canon 5D Mark IV…. every year Canon is improving its technology bit by bit from Canon 700D / T5i to SL1 / 100D and Canon 70D. We have high hope that in future we may see Canon Fullframe / APS-C cameras with More Sensetive Dual Pixel CMOS AF
 Translated by google – Description and self-interpretation of the patent literature
Patent Publication No. 2013-228692
Publication date 2013.11.7
Filing date 2012.3.29
Canon patent
Image plane phase difference AF
I have a high sensitivity light-receiving unit low sensitivity and the light receiving unit
See more Canon Patents
src-egami
By admin, on July 24th, 2013
 Canon 50mm F1.8 IS (Image Stabilization) Lens Patent surfaced over the web, Canon updating its prime lens by improving optics and adding IS to them, hope the 50mm F1.8 IS version will remain affordable , take a look at the patent details below
- Patent Publication No. 2013-142782
- Publication date 2013.7.22
- Filing date 2012.1.11
- Example 1
- Focal length f = 51.51mm
- Fno. 1.85
- Half angle ω = 22.78 °
- Image height 21.64mm
- The overall length of the lens 76.78mm
- BF 37.84mm
- 8 pieces of 7 lens configuration
- Canon patent
- (Optical system of the anti-vibration unit is located between the aperture and the front lens group) and vibration-proof
src- egami
By admin, on June 2nd, 2013
 Canon is 70-200mm F4 patent is pending, the upcoming lens will feature better optics and advance IS system compared to the 70-200mm F4 Lens announced in 2006.
Take a look at the patent details below, (Translated by google)
Description and self-interpretation of the patent literature
- Patent Publication No. 2013-105131
- Publication date 2013.5.30
- Filing date 2011.11.16
- Example 1
- Zoom ratio 2.68
- Focal length f = 72.11-131.37-193.4mm
- Fno. 4
- Half angle ω = 16.7-9.35-6.38 °
- Image height 21.64mm
- The overall length of the lens 234.52mm
- BF 50.12mm
- Example 2
- Zoom ratio 2.68
- Focal length f = 72.14-130.58-193.38mm
- Fno. 4
- Half angle ω = 16.69-9.41-6.38 °
- Image height 21.64mm
- The overall length of the lens 213.85mm
- BF 39.96mm
- Example 3
- Zoom ratio 2.68
- Focal length f = 72.11-132.09-193.4mm
- Fno. 4
- Half angle ω = 16.7-9.3-6.38 °
- Image height 21.64mm
- The overall length of the lens 233.51mm
- BF 49.05mm
- Existing techniques
- If you have a single focus group is easy aberration There is a change in the RF and IF
- Canon patent
- Inner zoom
- Inner focus
- Floating
- MOD 300mm
- β (Tele) = -0.5
See more – Canon Patent News
src- egami
By admin, on May 30th, 2013
Canon high speed liquid lens patent surfaced over the web, it is possible that motor from the liquid lens get eliminated since the liquid changes its shape when desired voltage is applied, take a look at more details below
Description and self-interpretation of the patent literature
- Patent Publication No. 2013-101227
- Publication date 2013.5.23
- Filing date 2011.11.9
- Canon patent
- I drive a plurality of pumps
- Drive pump liquid optical element to hold the end of the interface
- When applied to the electrodes, electrowetting phenomenon in which the liquid moves to the interface from the drive pump occurs
- Optical properties are changed by the movement of the liquid
- By discretely and independently controlled and a voltage, enabling high-speed drive
See more Canon Patents
src-egami
By admin, on May 29th, 2013
Canon two new lens patent surfaced over the web, APS-C 18-200mm, Full-Frame 28-200mm Lens Patent surfaced over the web, take a look at the details below.
 More details translated via google
Description and self-interpretation of the patent literature
src-egami
|
KEEP THIS BLOG ALIVE - Support New Camera Buy Canon Lenses, Buy Music CD or Digital Camera at amazon it helps this site, and you do not pay anything extra, it is just a way to help support this site.
|
