More optical formulas for large aperture RF mount prime lenses have appeared. This new patent showcases some RF mount prime lenses that utilize Defocus Smoothing, Read more. . . The post Patent: Canon RF 135mm f/1.
4L DS USM optical formula appeared first on Canon Rumors - Your best source for Canon rumors, leaks and gossip.
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In this patent application (2024-063513), Canon is looking at improving the subwavelength coatings for optical elements. In an optical system constituted by optical elements, reflection of incident light on the surface and inner surface of the optical element is undesirable because it causes a loss in the amount of transmitted light and reflection ghosts. canonrumors.com »
2024-05-13 20:04
The Canon RF 35mm f/1. 2L USM has been on our roadmap since the roadmap began many years ago. Might we finally be getting closer to the lens finally appearing? The patent definitely shows a full-frame optical formula, but the back focus is ridiculously short. canonrumors.com »
2023-06-05 11:33
Canon continues to patent optical formulas for fast RF mount prime lenses. This patent deals with limiting aberration fluctuation when focusing. Canon is currently missing Read more... The post Patent: Canon continues to develop fast RF prime lens optical formulas appeared first on Canon Rumors - Your best source for Canon rumors, leaks and gossip. canonrumors.com »
2021-12-27 22:16
Canon Inc. has filed a patent application for more optical formulas of fast RF prime lenses, this time an RF 28mm f/1. 4L USM and an Read more. . . The post Patent: Optical formulas for an RF 28mm f/1. canonrumors.com »
2021-08-12 15:48
A new patent application from Canon has revealed the company is working to develop a trio of ultra-wide lenses for its RF mount mirrorless cameras. First seen by Canon News, the patent application details the optical designs for a 12mm F2. dpreview.com »
2021-03-26 17:59
An illustration from the patent application that shows the 1. 0x, 1. 5x and 2. 0x adjustment options on the concept teleconverter. A recently-filed patent application from Canon shows the company has conceptualized a variable magnification teleconverter adapter. dpreview.com »
2020-12-12 22:50
Northlight has uncovered a patent showing optical formulas for more super-telephoto zoom lenses for the RF mount. The Canon RF 100-500mm f/4.5-7.1L IS USM will Read more... canonrumors.com »
2020-06-04 15:07
We’re obviously going to get an RF L macro lens sooner than later, and Canon News has uncovered another patent showing various optical formulas for Read more... canonrumors.com »
2020-04-16 19:27
A patent showing two optical formulas for some Canon RF primes has been uncovered by Canon News. Canon RF 40mm f/1.8 Focal Length: 41.92mm F-Number: Read more... canonrumors.com »
2020-03-05 15:49
A patent showing continued development in EF mount optical formulas has appeared at the Japan Patent Office this past week. This patent covers two optical Read more... canonrumors.com »
2019-08-05 17:19
Canon News has uncovered a new patent application (Japan Patent Application 2018-054988) for an EF 14mm 2.8L optical formula. An update to this lens is probably overdue, especially with all of the other 14mm options out there now. canonrumors.com »
2018-04-05 22:52
I’ve never been a big fan of Canon’s EF-S 18-200mm f/3. 5-5. 6 IS (terrible zoom creep, dust collector, not all that good optically) and would very much like to see a replacement, which I think is long overdue. canonrumors.com »
2018-04-05 21:30
Northlight has uncovered a lot of new lens patents from the USPTO, some of the more interesting ones include new glass types for various long lenses, including an example for a new EF 70-200mm f/2. 8L IS. canonrumors.com »
2018-04-05 21:13
A patent showcasing a host of optical formulas from Canon has appeared over at Canon News. These patents deal with small focusing groups that allow for light and fast autofocus performance, perhaps more geared to STM than to USM motors being used. canonrumors.com »
2018-03-22 18:40
Canon has patented a variable optical low-pass filter, or (OLPF) which uses the autoexposure sensor to change the low-pass effect up or down. Patent Publication No. 2016-173437 (Google Translated) Published 2016. canonrumors.com »
2016-11-02 14:32
Canon USA & B&H Photo have launched a winter trade-in event. You can trade-in your old Canon gear and get a savings bonus up to $400 on top of the trade-in value of your old gear to use towards select Canon RF cameras and lenses.
Canon has a big discount on the refurbished Canon RF 85mm f/1. 2L USM DS. You can grab one now for only $1999 (Reg $2799). As always, this lens will come with a full 1-year Canon USA warranty. Canon RF 85mm f/1.
The Canon USA store has restocked their selection of refurbished lenses and cameras. There is also a 10% discount on a lot of refurbished gear until November 28, 2022. There likely won’t be any further discounts for Black Friday, so the time is now if you’re in the market.
The Canon USA Store is having a weekend sale on select refurbished RF mount gear. This would be a great time to buy with the Read more... The post Hot Deal: Save 10% off refurbished gear at the Canon USA store appeared first on Canon Rumors - Your best source for Canon rumors, leaks and gossip.
Canon has made available select RF mount lenses as refurbished. These lenses all come with a full 1-year Canon USA warranty. Canon RF 15-35mm f/2. 8L Read more. . . The post Select refurbished RF mount lenses have hit the Canon USA Store, including the RF 15-35 f/2.
TIPA (Technical Image Press Association) has announced its award winners for cameras, lenses and other technologies for 2020. Canon is fairly well represented in the Read more...