How I opened my 5D Mark III – and why you have to be crazy to do it

5D Mark III's sensor unit and OLPF

First and foremost – a huge thank you to James Miller for the inspiration and guidance

Disclaimer: I accept no liability, nor can I recommend this risky operation on your camera unless you are totally insane!

Over Easter I disassembled my 5D Mark III. The aim is to remove the optical low pass filter that sits in front of the sensor block, a drastic operation pioneered by James Miller last week. Removing it increases resolution in video mode and makes for a sharper image with no digital sharpening in post required.

With results that good on offer, why do you need to be bonkers to try it? Read on to find out how the teardown went…

Read moreHow I opened my 5D Mark III – and why you have to be crazy to do it

UPDATE: James Miller removes optical low-pass filter from 5D Mark III for resolution increase / new footage

Update: James has had a full day’s shooting now with the modified 5D Mark III. Check out the footage above.

Warning: please wait for this to all shake out. Don’t hastily modify your 5D Mark III without the necessary technical knowledge and research. Opening the camera voids the warranty and risks irreparable damage.

James Miller has decided to open up his brand new Canon 5D Mark III, tear it down and remove the blurring anti-aliasing filter from in front of the sensor. It does seem like a particularly strong optical low pass filter on this camera, which produces very soft results in video mode.

Read moreUPDATE: James Miller removes optical low-pass filter from 5D Mark III for resolution increase / new footage

Voigtlander Nokton 25mm F0.95 teardown, modified with cine gears + Canon FD 50mm F1.2L first look

Matthew Duclos reports that he’s modified a Nokton 25mm F0.95 for film industry use. It has several standard features of a cine lens.

  • Seamless follow focus gear
  • 80mm front ring
  • De-clicked aperture ring

Read moreVoigtlander Nokton 25mm F0.95 teardown, modified with cine gears + Canon FD 50mm F1.2L first look

Nikon – “Sony make our APS-C sensors, we design the high end ones”, and Nikon to join Micro 4/3rds?


Above: Nikon D7000 mainboard

Nikon’s director of lab research in Japan has just conducted a very candid interview with Focus Numerique where we learn many inside facts. Now that is a good interview candidate!

Read moreNikon – “Sony make our APS-C sensors, we design the high end ones”, and Nikon to join Micro 4/3rds?