.Canon has released patents for five brand-new lens in Japan. The patents were actually 1st submitted to the Japanese Patent Workplace in January 2023 and also formally released this week.
Wide-angle zooms.
Two of Canon's newly posted patents are actually of what are actually described as small wide-angle zoom lens. The lens cover the zoom varieties of 15-28 mm and also 17-30 mm. Both lens also have a steady wide optimum eye of f/2.8. Canon actually helps make 14-35 mm f/4 is actually and also 15-35 mm f/2.8 IS lenses in its own L-Series along with similar focal size variations. Provided Canon's use the phrase "small" to define these lens, it could be that the patents will certainly ship smaller or even lighter lenses.
Patent for a 17-30mm f/2.8 lense. Picture courtesy: Canon.
Telephoto zooms.
Canon's three various other brand-new licenses all relate to telephoto zoom lenses. The patents deal with lenses along with the central size varieties of 70-300 mm, 300-600 mm and 400-600 mm. Like the wide-angle zoom patents, the telephoto zoom lenses are actually developed to possess a portable style. The 70-300 mm lense possesses a constant maximum eye of f/4. Nonetheless, the various other two lens are presented as having adjustable f/2.8 -4.5 maximum eyes.
License for a 300-600mm f/2.8 -4.5 lens. Picture good behavior: Canon.
Lense installs.
The patents cover the optical layout of the lenses and also don't signify the lense mount. However, one of the most very likely possibility would be Canon's radio frequency mount. On top of that, Kengo Iezuka, that looks after preparing lenses at Canon, gave an interview regarding radio frequency lenses recently. In the course of the job interview, Iezuka pointed out, "There are actually still many lenses that have not been launched to the globe. I can't talk about the specifics, yet there are actually lenses with standard specifications, and lenses along with standards that have actually never ever been actually observed just before and that no one can easily imagine yet.".
What we think.
Until lately, Canon has avoided other suppliers from creating RF mount lenses. Currently the firm is beginning to open up the marketplace to other lense producers, Canon needs to maintain introducing. The brand new patents reveal that Canon is striving to cultivate exciting brand-new lens for its RF mount cams. Having said that, as constantly, where patents are actually concerned, it's likewise essential to remember that the method is done mostly to shield technological advancement. The registration of a license doesn't regularly lead to a product involving market.