Search
× Search

News

Canon Patent Application: Canon RF 35mm F1.4L Soft Focus
CanonNews
/ Categories: Canon Patents
This post may contain affiliate links(s). An affiliate link means I may earn advertising/referral fees if you make a purchase through my link, without any additional cost to you. It helps to keep this site afloat. Thank you in advance for your support. If you like what we do here, maybe buy me a coffee.

Canon Patent Application: Canon RF 35mm F1.4L Soft Focus

Canon has applied for a patent for an RF mount 35mm F1.4 Soft focus lens. 

It's a complex lens with the following characteristics;

Focal length 35.91 35.82 36.00  (normal focus, under and over)
F-NUMBER 1.52 1.52 1.53
Half angle of view 31.07 31.13 31.01
Image height 21.64 21.64 21.64
Total lens length 133.70 133.68 133.69 
BF 19.05 19.03 19.04

From the patent application, 

A lens system of the disclosure is a lens system which is disposed on the image side of an image pickup optical system and has a negative refractive power. The lens system includes, in order from an object side to the image side, a first lens unit having a positive refractive power, a second lens unit, and a third lens unit. The first lens unit consists of a single lens or a cemented lens. The second lens unit is configured to move in a direction of an optical axis to change a spherical aberration. 

US Patent Application 20190361228

 

Previous Article Special Kit Savings on the 6D Mark II and the 5D Mark IV
Next Article Canon Patent Application: Mirrorless kit lenses
Print
blog comments powered by Disqus

Theme picker

Keep In Touch

FacebookTwitterLinkedIn

Our Preferred Sponsors

Want to buy me a coffee?

Free Shipping to the USA and Canada*

Use CANONNEWS for $10 off AuroraHDR

Use CANONNEWS for $10 off Luminar

*Conditions may apply
Terms Of UsePrivacy Statement© 2019 by CanonNews. This site is not affiliated with Canon Inc. or it's subsidiaries.
Back To Top