Canon Patent: 400mm F4 TC DO And 600mm F4 TC DO Lenses
Here is a new Canon patent. One that will for sure start some bs rumors ;-) This Canon patent application discusses optical formulas and methods for two lenses with diffractive…
Here is a new Canon patent. One that will for sure start some bs rumors ;-) This Canon patent application discusses optical formulas and methods for two lenses with diffractive…
That may become a killer lens if it ever goes to production. Canon files a patent for a n EF 600mm f/4 IS DO lens. "DO" stays for diffractive optics. Will…
Another Canon patent for an optical formula that appears to point to a full-frame mirrorless camera, a 30mm F2.8 DO lens. "DO" stays for diffractive optics. I tell you folks, Canon's…
Among all the patents filed by Canon, this may be one that actually could hit the market (in my opinion). The patent refers to an EF 1000mm F5.6 DO (Diffractive…
Canon's new EF 40mm f/4L IS DO II (Adorama | B&H Photo) c|net posted an article about Canon and Photokina 2014. There are snippets of an interview with Canon technical advisor Chuck…
Egami (translated) spotted a patent filed by Canon for a 400mm f/4 IS DO (diffractive optics) lens. Patent Publication No. 2014-109700 Publication date 2014.6.12 Filing date 2012.12.3 Example 1 Focal…
Egami (translated) spotted another patent filed by Canon. It is for a 400mm f/4 lens with diffractive optical elements (to reduce flare). Patent description (machine translated): Patent Publication No. 2013-64858…
Another Canon patent, although we doubt that this one will ever hit the market. Canon patent application 2023127280 (Japan, published 9/13/2023) discusses optical formulas for a 55mm F1.24 lens with…
Adorama extended their Canon deals through 7/23/2023. So, there a few days left to pick the gear you are looking for. Click here to browse all Canon gear that is…
That's a truly interesting video we are featuring here today. The teardown of the recently released Canon RF 28mm f/2.8 STM pancake lens. RF 28mm f/2.8 STM at a glance…
If you are looking for some specialized Cinema lenses, look no further. Adorama has solid discounts on a bunch of these lenses. Rokinon XEEN 135mm T2.2 Pro Cine Lens for Canon…
Adorama added some more lenses to their Canon deals. You have to use code CAJUNEDEAL at checkout to get the discounts. Canon RF 14-35mm f/4L IS - $1,199 Canon RF…
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…
Does Canon not want Viltrox to manufacture lenses for the RF mount? Seems so. It started with a user in the DPReview forum who posted a chat with Viltrox. Apparently,…
Not an everyday news. If you have a medical device, i.e. a pacemaker, you should not use this lens, Nikon says. The culprit is a technology named Silky Swift Voice…
Here are some new BCN rankings. BCN collects 40% of Japanese sales figures. Once more Canon ranks high on many rankings. Let's see them: Fixed lens cameras (* The share…
A report is going around claiming Canon is discontinuing lots of EF mount lenses in favor of upcoming RF lenses. We are not so sure about that. According to Canon…
Forget BCN rankings and retailer top seller lists and other fanboyish fanciness. There is only one alpha dog in the global interchangeable-lens digital camera market, and it's Canon. Period. Canon…
Fast aperture lenses are usually more expensive than slower ones, and more desirable too. But do you need one? The infographic below, courtesy of The Phoblographer, helps you understand if…
Well, at price this it's a no brainer. The Canon EF-S 24mm f/2.8 STM pancake lens for APS-C DSLRs is currently priced at $99, which is a killer price. We…
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