Calibration Obsession

If I want accurate colors from my a7s III, I shoot the X-Rite ColorChecker Passport Video, and in post, (1) I pull diffuse white down to 200 nits; (2) white balance using the white, grey and black chips, color curves and RGB overlay; (3) correct colors using the color chips, vectorscope and hue vs. hue;... Continue Reading →

Apple’s Been Listening!

It looks like we can expect to see significantly redesigned 14-inch and 16-inch MacBook Pros in the 2nd half of the year, with flat-edged top and bottom, slimmer bezels, mini-LED backlighting, HDMI port, SD card reader, physical keys rather than a touch bar and a return to the MagSafe power cable, along with other design... Continue Reading →

LG 2020 OLED HDR Calibration

Prior to using your LG OLED TV as an HDR grading monitor, you'll probably want to calibrate it. LG recommends a burn in time of 100 hours of HDR content for the most consistent pixel response. In order to calibrate using a Mac, you'll need VMware Fusion 12 Player, Windows 10, a colorimeter, a USB... Continue Reading →

HDR: The Single Most Overlooked Aspect

There have been countless videos and articles explaining what high dynamic range is, with nearly all focusing on the technical aspects: acquisition requirements (e.g. frame rates, resolution, bit depth, color gamut, dynamic range and so forth), followed by reviews of consumer televisions (measurements of screen uniformity, peak brightness, color accuracy, etc.) and more recently, tests... Continue Reading →

HDR Reference White

While typical white levels presently used in PQ production range anywhere from 145 - 250 nits, the ITU HDR Reference White (diffuse white) recommendation is 203 nits or 58% of the full PQ signal (input) level, as shown in the illustration below. But in reality, there is no such thing as reference white, any more... Continue Reading →

HDR Grading Tips

My longest HDR video to date, it took Compressor a ridiculous 4-1/2 hours to create the HEVC 10-bit file and an additional 24 hours for YouTube to finish processing the HD version! I’ve received many requests to do an HDR grading tutorial on YouTube, but a screen recording with QuickTime would be in SDR with... Continue Reading →

Blog at

Up ↑