Blog

  1. Shutter Shock and the Canon R5

    27 Aug 2022
    After having looked at lens sharpness and diffraction blur as well as hand-held exposure times, the next topic related to image sharpness I’d like to look at is shutter shock, which is the vibration caused by the movement of a mechanical shutter and another source of unwanted blur. Shutter shock…

  2. Exposure Times with the Canon R5

    23 Aug 2022
    In my recent post on diffraction blur and lens sharpness, I started to take a closer look at factors to be considered when wanting to make full use of a high resolution sensor such as the one in my new Canon R5 with 45 megapixels. In this post I would…

  3. Lens Sharpness and Diffraction Blur with the Canon R5

    13 Aug 2022
    I recently upgraded from my 5D Mark III DSLR to a Canon R5 mirror-less camera, jumping from a 23 megapixel sensor to a 45 megapixel sensor. With the new camera I quickly realized that to make full use of its additional resolution,  it is necessary to adapt my shooting technique…

  4. Firefox and its Color Management Quirks

    24 Jun 2022
    When it comes to color management, Firefox has a quirk, which will affect users who use Firefox with a monitor that has any kind of ICC profile other than sRGB applied. This is typically the case for wide gamut monitors and any monitor that is calibrated and profiled using color…

  5. Scanner Profiling on a Budget

    21 Jun 2022
    For some of my recent printing and paper tests, I have been using my office scanner to scan and evaluate results. To achieve neutral scans, in my recent test of the PRO-1000’s black and white mode I have been using a grey card as reference for color temperature corrections. However…