Pentax P30n/P3n/P30t

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The Pentax P30n (P3n in US) is a manual-focus 35 mm SLR camera first issued in 1988. It followed the Pentax P30/P3 and offered improvements over it. It allows aperture-priority auto-exposure, fully programmed auto-exposure, or metered manual exposure.

It uses the KA-mount bayonet to convey aperture information and have P and Av modes and can use any manual focus lens up to the FA series.

  • Viewfinder covers 92% of image with 0.82x magnification. Split-image matte focusing screen (horizontal)
    • The P30t has a diagonal split-image
  • The P3n/30n uses a classic manual film advance lever with 130° throw.
  • It has Program (Aperture priority), manual, X and B exposure modes on a dial with speeds of 1 to 1/1000 sec. The X mode provides automation with some Pentax flashes. No exposure compensation is available, but the camera has an Exposure Lock button.
  • The meter is a center-weighted type with a range of 1 to 18 EV. A scale of speeds is shown in the viewfinder and LEDs show the selected and recommended (blinking) speeds.
  • Film speeds can't be set manually, the P3n/30n uses DX Encoding film with a ISO range of 25 to 1600. There is a plastic window in the film door.
  • Self timer is int he main power switch for ~12s.
  • DOF Preview lever is located above the bayonet lock.
  • It uses two 1.5v SR44 or LR44 button batteries.
  • The US version is all black, while in the rest of the world it was dark gray

The P30t variant of 1990 has a diagonally-split focusing screen and a plastic film door instead of the horizontally-split screen and metal door of the earlier model.