Key Filtration Terms (Camera Lesson 15)
Summary: Ryan covers the filtration terms you need to know.
Length: 2:54 minutes
Camera filtration can be a powerful tool that you can use to influence the perception and emotions of your audience. In this video we are going to begin by taking a look at the types of filters, where you can mount them, and the key terms you need to know.
Filters alter the properties of light as it enters you camera. It’s important for two reasons. It helps you control your exposure.
And secondly it helps you create looks that can become an integral part of your production. You’ll come across two types or classifications of filters: those made for photography and those made for cinematography. Photography filters are circular and are mounted to your lenses using threads, and they come in wide range of sizes to match the wide range of lenses.
Filters made for cinematography on the other hand are mostly square in shape, and they require a matte box to be mounted to the camera. They come in 4 popular sizes to fit different sizes lenses and matte boxes, and they are measured in inches. There are 4×4 filters, Panavision, which is 4 by 5.65, 6 by 6, and 138mm round.
There are two key filter terms that you need to know:…