Review: Lighting Passport spectrometers
Breakfast foods grow odder and odder: It’s a wise child that knows its own fodder. — Ogden Nash, “Snap, Crackle, Pop” As with foods, so with lights: between LEDs, HMIs,…
Browsing: Optical Science
First Look: Veydra 85mm T2.2 Mini Prime
Veydras are cine primes designed primarily for micro four thirds cameras, though they’re also available with C- and E-mounts. I tested prototypes of the first four lenses—16mm, 25mm, 35mm, and…
Moire: A Tale of Two Shirts
Two shirts, two different colors, exactly the same fabric… why does one moire and one not? The answer goes to the root of how single sensor cameras work… The CEO…
The Rough Guide to Calibrating a Light Meter in the Field
“What is that?” my gaffer invariably jokes as I pull out my light meter on set. Meters are rare in the HD world, but I’m revisiting my film roots and…
The Judd Offset: What I Didn't Know I Didn't Know About OLED Monitors
The first series of Sony OLED pro monitors looked green to me, and until recently I didn’t know why. It turned out I wasn’t hallucinating, and I now know a…
Some Things I Know About Filters
On heels of my recent article/brain dump on lenses, here are some thoughts on filters: why they’re good, when they’re bad, and why digital filters never look the same. Filters…
Some Things I Know About Lenses
I don’t know a ton about lenses. I’ve always focused on cameras and film technology, but I’m slowly building a library of information in my head—partially from what I’ve learned…
Sensor Color Balance: What It Really Is
Do sensors have a native color balance? What does that even mean? I’ve got a theory… read on! When the original RED One M camera was released, RED stated that…
Raw and Log: How to Easily Differentiate the Two
Log and raw are not the same thing, and they are good for different things. Here’s how I differentiate the two… The first thing we need to do is define…
A Short History of Camera Color
Color is something that has fascinated me for a long time.This is what I’ve noticed about trends in cameras over the years. When I started out in this business as…