F-number
f-stop
Fill-flash
Fill-In Light
Film
Film base
Film Safe
Film Speed
Filter
Finder
Fisheye lens
Fixed-Focus
Fixing Bath
Fixer
FL
Flash
Flashbulb
Flash synchronization
Flash sync speed
Flash Memory Card
Flare
Flat Lighting
f-Number
f/stop
Focal Length
Focus
Focus Range
Fogging
Format
Fresnel
Frame
Frontlighting
Full aperture metering