Categories
Basic Cinematography

What is Aperture and F-Stop?

What is aperture and f-stop? A simple way to remember and deal with the numbers you see on a lens.

Categories
How to Find the Right Lenses

How to Choose a Camera Lens or Lenses for Long and Complex Projects

A professional deals with greater complexity on projects, and must get it right every time. Here’s my methodology on how to choose a camera lens for long form projects.

Categories
Basic Cinematography

What is a Light Meter and do you need one for Video?

One of the most common questions cinematographers have is whether to invest in a light meter or not. This article gives you the straight dope.

Categories
How to Find the Right Lenses

A Comparison of Prime Cine Lens Kits costing less than $10,000 per Lens

This article compares many prime cine lens kits costing less than $10,000 per lens (or even less than $5,000 per lens).

Categories
Driving Miss Digital

Notes by Dr. Optoglass: The F-numbers of the Eye

Topics Covered: Typical F-numbers for various scenarios How to find f-stop T-stop The F-numbers of the Eye If I could steal someone’s dream myself, I’d have to go for one of Orson Welles – Christopher Nolan We have all the formulas we need to calculate f-numbers at various ISOs based on lux levels. Here is […]

Categories
Driving Miss Digital

Notes by Dr. Optoglass: How to Read Light for Exposure

Topics Covered: Light meter – Incident and Reflective Lux, EV and Common Scenarios The Inverse Square Law Art is never finished, only abandoned – Leonardo da Vinci Now that we know what an exposure is, we are ready to measure it. There are two ways in which to do this: Using an incident light meter […]

Categories
Driving Miss Digital

Notes by Dr. Optoglass: Camera Exposure

Topics Covered: Exposure and Camera Exposure Exposure Value (EV) and Stops F-number and Shutter speeds Look and think before opening the shutter. The heart and mind are the true lens of the camera – Yousuf Karsh This is how a camera works: The sensor is a jar that can take in light till a certain […]