BROADCAST LENS CALCULATOR

Free professional lens calculator for broadcast television production. Compare Fujinon and Canon B4-mount lenses for ENG, EFP, studio, and sports applications.

What This Tool Does

Enter your subject frame width and camera distance to instantly see which broadcast lenses can make your shot. The calculator compares every lens in the Fujinon and Canon B4-mount lineup — showing field of view range, focus capability, and a clear go/no-go verdict for each lens.

Supported Lens Families

• Fujinon — HA Studio/EFP, UA 4K UHD, XA ENG, ZA Cinema ENG, Sports/Box, Legacy
• Canon — HJ Studio/EFP, CJ 4K UHD, Digisuper Sports/Box, Legacy KH/KJ

Features

• FOV range visualization for every lens at your camera distance
• Focus status check against each lens's minimum object distance
• 1.4x and 2x extender support with light loss calculation
• Custom lens bank for rental or non-standard configurations
• Imperial (ft) and metric (m) unit toggle
• Available in 30 languages

Built for working camera operators and ACs who need fast, accurate framing checks on real broadcast glass before a shot.