Does anyone know the purpose of the cable connecting the matte box and eyepiece? : r/focuspuller

Canon EOS R6 Mark II Mirrorless Camera w/RF 24-105mm f/4-7.1 Lens, Black 5666C018

from the president - Robert C Morton

Sony CineAlta PMW-F55 used for the new Annie remake : r/Filmmakers

I've always wondered. What is all this shit they stuff on cameras in big budget productions? I'd love to know from any experts/veterans what the appliance is called and what its purpose is. : r/Filmmakers

Moviecam Compact Mk2 Manual

Does anyone know the purpose of the cable connecting the matte box and eyepiece? : r/focuspuller

ARRI ARRIFLEX 416 INSTRUCTION MANUAL Pdf Download

Camera Operaotr 2002 Fall/Winter by Society of Camera Operators - Issuu