Cameras, Formats & Systems
3 terms
Pentamirror
Cameras, Formats & Systems
A lighter, cheaper alternative to the pentaprism using a hollow arrangement of mirrors to perform the same image correction.
Pentaprism
Cameras, Formats & Systems
A solid five-sided glass prism above an SLR's focusing screen that corrects the image left-to-right and presents it at eye level.
Pinhole Camera
Cameras, Formats & Systems
mm
A lensless camera that forms an image through a tiny aperture, giving infinite depth of field and extremely long exposures.
d = √(2 × λ × f)