Today Only: Lensbaby Burnside 35mm f/2.8 (EF & RF) – $299 (reg. $499)
Only for today (10/24/2022) B&H Photo has a $200 discount on the Lensbaby Burnside 35mm f/2.8, bot for the EF mount and RF mount versions. EF & RF Mount Lens/Full-Frame…
Sigma CEO Says They Are Trying Their Best To Make RF Mount Lenses
We know that Canon doesn't really support or motivate third parties to build RF mount lenses. See here for more. In an interview with Spanish site Photolari, Sigma's CEO Kazuto…
Today Only: Mitakon Zhongyi Speedmaster 50mm f/0.95 III – $479 (ref. $799, EF & RF mounts)
Only for today (10/6/2022) B&H Photo has a 40% discount on the Mitakon Zhongyi Speedmaster 50mm f/0.95 III, both RF and EF mount options. Please note: the EF mount version…
Canon Patent: RF 28-70mm f/2.8 Lens That Retracts When Zooming
Rather interesting Canon patent for a 28-70mm f/2.8 lens that becomes shorter when zoomed to the telephoto end, i.e. it retracts. Canon patent 2022147945 (Japan, published 10/6/2022) discusses a rather…
Canon Patent: 16mm f/2.8 & 20mm f/2.8 With Image Stabilization
A new Canon patent to start a new week. Once more for lenses for the RF mount. Canon patent 2022125455 (Japan, published 8/29/2022) discusses optical formulas for two prime lenses,…
Do You Think Canon Made A Huge Mistake?
Did Canon make a huge mistake when they told Viltrox not to market auto-focus lenses for the RF mount? The reason for Canon's reaction are patent infringements, i.e. violation of…
Canon Patent: Automatic Self-composing Selfie Stick (extends, retracts, changes angle)
You read it right. This Canon patent application might refer to a selfie stick that automagically adjusts length and angle to take the perfect selfie. Canon patent application 2021040089 (published…
Canon Patent: Air Cooling System That Also Does In Body Image Stabilization
Well, that's an interesting Canon patent application: an air-cooled heat dissipation system that also functions as IBIS (In Body Image Stabilization). Canon patent application 2022137975 (Japan) discusses methods and technology…
Canon RF 16mm f/2.8 STM Review (fun, flawed, and useful, D. Abbott)
Here is a Canon RF 16mm f/2.8 STM review by one of our favorite gear reviewers. This lens is inexpensive yet it delivers. At a glance: RF-Mount Lens/Full-Frame FormatAperture Range:…
TTArtisan 11mm F/2.8 Fisheye Video-Review (RF Mount)
Here is a TTArtisan 11mm F/2.8 Fisheye Video-Review. The RF-mount option is reviewed. At a glance: RF-Mount Lens/Full-Frame FormatAperture Range: f/2.8 to f/16Fisheye Optical DesignManual Focus OperationMinimum Focusing Distance: 6.7"7-Blade…
Canon Patent: Fan Powered Cooling System For Mirrorless Cameras
Remember the overheating soap opera that came along with the Canon EOS R5? Here is a new Canon patent for a fan aided cooling system for what we think is…
Meyer Optik Görlitz Announced Biotar 58 f1.5 II Lens (RF mount, and others)
Meyer Optik Görlitz announced a new lens, the Biotar 58 f1.5 II. At a glance: RF-Mount Lens/Full-Frame FormatAperture Range: f/1.5 to f/16Manual Focus Design14-Blade DiaphragmFilter Thread: 52mm The Biotar 58…
Here Are Some Speculations About Why Canon Doesn’t Want Others To Make RF Lenses
After the story about Viltrox having told by Canon not to make RF mount lenses broke, some speculations about the reasons surfaced. What might be the reasons? Canon Germany released…
Today Only: Viltrox EF-R2 Canon EF to RF Mount Adapter – $69 (reg. $99)
Only for today (8/26/2022) B&H Photo has a 30% discount on the Viltrox EF-R2 Canon EF Lens to Canon RF Camera Mount Adapter. At a glance: Canon EF/EF-S Lens to…
Canon Patent: Extension Grip With Easy To Change Batteries
A potentially rather useful Canon patent was spotted: an extension grip that allows for uncomplicated change of the batteries. Canon patent 2022125113 (Japan) discusses methods and technology for an extension…
Canon Patent: Foldable Screen For A Compact Mirrorless Camera
Well, that's an interesting Canon patent: a foldable screen on the back of your future mirrorless camera. Canon patent application 20220269152 and 20220272266 (both USA) discuss technology and methods to…
Canon Patent: 20mm f/1.8, 28mm f/1.8 And 24mm f/1.8 With Backlight Control
A new Canon patent for RF mount lenses: 20mm f/1.8, 28mm f/1.8 and 24mm f/1.8. Canon patent application 2022122047 (Japan) discusses optical formulas for three RF mount lenses with backlight…
Canon Patent: Internal Liquid Cooling Device For Mirrorless Cameras
Remember the Canon EOS R5 overheating soap opera? Maybe this Canon patent application comes from this hysteria. Canon patent application 20220264767 (USA) discusses technology and methods for an active cooling…
Canon Patent: 30-90mm f/1.5, 18-45mm f/1.5, 70-210mm f/2.5 Cinema Lenses
A new Canon patent and for once it doesn't refer to RF mount lenses but for Cinema optics: 30-90mm f/1.5, 18-45mm f/1.5, 70-210mm f/2.5. Canon patent application 2022119007 (Japan) discusses…
Canon Patent: Eye Control Autofocus For Mirrorless Cameras
A new Canon patent application about eye controlled autofocus. Two patent applications, to be precise. Cannon patent application 20220247904 (US) refers to a bigger sized mirrorless camera (like the EOS…