f-stop
noun[C]
(alsof stop,F stop)uk/ˈefˌstɒp/us/ˈefˌstɑːp/ameasurementof theaperture(= thesizeof theopeningthatallowsinlight)of acamera:
Itypicallyoverexposemyshotsby one f-stop.
Thescaleon themetershowsthelensapertures, or f-stops, and theshutterspeeds.
Thelowerthe fstoptheshallowerthedepthoffield.
- Asmallaperture(high f-stop)createsadeepdepthoffield, so both thestatuesand thebuildingare infocus.
- Confusingly, alowf-stopsignifiesalargerapertureandshallowerdepthoffield.
- Takeyournormal50-mmlensand set it toitswidestf-stopopening.
- You canpractisedifferentcombinationsof Fstop,focallength, anddistancefrom thesubjecttoseewhatworks.
Photography
- airbrush
- aperture
- bokeh
- camera
- camera obscura
- expose
- glossy
- grain
- hologram
- holographic
- holography
- kinetoscope
- lantern slide
- pap
- picture
- PillCam
- pin-up
- pinhole camera
- pix
- projection