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Posts tagged Canon Patents

New Patent: Canon 12-60mm f/2-4 Lens for 1.5″ Sensors

Canon-PowerShot-G1-X-Mark-II

Canon has filed a new patent for 12-60mm f/2-4 lens for 1.5″ sensors. The current Canon PowerShot G1 X Mark II ($649 at Amazon, B&H) camera has a 12.8MP High-Sensitivity 1.5″ CMOS Sensor and a 12.5-65mm f/2-3.9 lens. So this patent should be for the Powershot G1 X Mark III. Take a look at the [...]

New Patent: Canon EF 135mm f/2 Lens with Apodization Filters

Canon-EF-135mm-f2L-USM-Lens

Canon has filed a new patent for 135mm f/2 lens with apodization filters. From Wikipedia: Apodization is an optical filtering technique, and its literal translation is “removing the foot”. It is the technical term for changing the shape of a mathematical function, an electrical signal, an optical transmission or a mechanical structure. In optics, it [...]

New Patent: Canon 3.6-255mm F2.8-7 w/ Built-in Extender for PowerShot

Canon-PowerShot-SX60-HS

Canon recently filed a new patent for 3.6-255mm f/2.8-7 lens with built-in extender. This means that this lens can reach 2000mm f/10 when converted to 35mm. And, this new lens is designed for a PowerShot camera. Besides, Canon already filed a patent for 3.8-380mm f/2.3-7 lens, a 100x zoom lens patent for a PowerShot camera. [...]

Patent: Canon EF 600mm f/4 DO IS USM Lens

Image credit: PhotographyBay

Canon has filed a new patent for EF 600mm f/4 DO IS USM lens. The prototype of this lens was shown at Canon EXPO in September 2015. Thanks to the diffractive optics inside, the new EF 600mm f/4 DO IS lens is substantially shorter than the current EF 600mm f/4L IS II USM lens (Amazon, B&H). Last [...]

New Patent: Canon PowerShot 3.8-380mm f/2.3-7 Lens

Canon-PowerShot-SX60-HS

Canon has filed a new patent for 3.8-380mm f/2.3-7 lens, which is designed for a PowerShot camera. Yes, that’s right, this is a 100x zoom lens patent for a PowerShot camera. The Canon PowerShot SX70 was supposed to be launched with a 100x optical zoom lens, as the company has patented such lens for cameras [...]

Patent: Canon EF 400mm f/2.8L IS USM Lens with Built-in 1.4x and 1.7x Extender

The Current Canon EF 200-400mm f/4L IS USM Lens with Internal 1.4x Extender

Canon has filed a new patent for EF 400mm f/2.8L IS USM lens with built-in 1.4x and 1.7x extender. This patent showed that this new Canon EF 400mm f/2.8L IS USM lens has 2 stage built in extender (1.4x and 1.7x). So it means this new lens can reach a focal range of 400mm, 560mm [...]

New Patent: Canon EF 28-560mm f/2.8-5.6L USM Lens

The Current Canon EF 28-300 f/3.5-5.6L IS USM Lens

Canon patented a EF 28-560mm f/2.8-5.6 lens on May 20, 2016 (Check here). Today Canon filed a new patent for the EF 28-560mm f/2.8-5.6L USM lens, but this lens has different optical formula. This is a 20x optical formula super zoom lens designed for Canon full frame DSLRs and it is expected to be the [...]

New Patent: Canon EF 40-800mm f/4.5-5.6 Lens

The Current Canon EF 100-400mm f/4.5-5.6L IS II USM Lens

  Canon has filed a new patent for EF 40-800mm f/4.5-5.6 super telephoto zoom lens, which is expected to be announced before 2020 Olympics games, just like EF 70-200mm f/2.8 DO (Diffractive Optics) lens. It seems that Canon will announce several new amazing lenses for the 2020 Olympics games. Take a look at the patent [...]

New Patent: Canon 15-75mm f/2-5.6 Lens (APS-C)

Canon-15-75mm-f2-5.6-Lens-patent

Canon has filed a new patent for 15-75mm f/2-5.6 lens, which will be designed for Canon PowerShot APS-C format cameras. Take a look at the patent details below translated by Google. Patent Publication No. 2016-126226 Published 2016.7.11 Filing date 2015.1.7 Example Zoom ratio 4.72 Focal length 15.60 33.30 73.60 F-number 2.06 3.91 5.76 Half angle [...]

New Patent: Canon EF 70-200mm f/2.8 DO Lens

The Current Canon EF 70-200mm f/2.8L IS II USM Lens

Canon has filed a new patent for EF 70-200mm f/2.8 DO (Diffractive Optics) lens, which is expected to be announced before 2020 Olympics games. Take a look at the patent details below translated by Google. Patent Publication No. 2016-80877 Published 2016.5.16 Filing date 2014.10.17 Example 1 Zoom ratio 2.69 Focal length 72.15 134.00 193.98 F-number [...]

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