Canon steals old tech from Pentax

Canon steals old tech trick from Pentax
(Image credit: Ricoh Imaging)

Canon is taking a cue from Ricoh, using an old technology trick seen in Pentax cameras to solve the issue of aliasing – without adding an anti-aliasing (AA) filter to its image sensors. 

A newly filed patent from Canon reveals that the manufacturer has taken inspiration from the AA Simulation technology debuted by Ricoh in the original Pentax K-3, and subsequently featured in cameras like the Pentax KP and Pentax K-3 Mark III. This uses the in-body image stabilization (IBIS) system to simulate the effects of an AA filter by shifting the image sensor – as you can see in the video below.

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James Artaius
Editor

The editor of Digital Camera World, James has 21 years experience as a journalist and started working in the photographic industry in 2014 (as an assistant to Damian McGillicuddy, who succeeded David Bailey as Principal Photographer for Olympus). In this time he shot for clients like Aston Martin Racing, Elinchrom and L'Oréal, in addition to shooting campaigns and product testing for Olympus, and providing training for professionals. This has led him to being a go-to expert for camera and lens reviews, photo and lighting tutorials, as well as industry news, rumors and analysis for publications like Digital Camera MagazinePhotoPlus: The Canon MagazineN-Photo: The Nikon MagazineDigital Photographer and Professional Imagemaker, as well as hosting workshops and talks at The Photography Show. He also serves as a judge for the Red Bull Illume Photo Contest. An Olympus and Canon shooter, he has a wealth of knowledge on cameras of all makes – and a fondness for vintage lenses and instant cameras.