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Camera · SLR

Pentax Auto 110

1979-1985

Discontinued110Collector

Collectors

Format
110
Mount
PENTAX 110
Metering
Built-in
Battery req.
Shutter
1/750
Max speed
Battery
SR44 x2
Weight
159g

Best for

  • Collectors
  • Novelty/experimental photography
  • Miniature camera enthusiasts

Features

  • Considered the smallest consumer SLR system
  • Interchangeable lenses (all f/2.8; aperture is built into the body, f/2.8 to f/13.5)
  • Programmed auto exposure, 1s to 1/750
  • 110 cartridge film
  • Dedicated flashes and winder

Limitations

  • 110 film quality and availability
  • Tiny viewfinder
  • Auto-only exposure
  • Very small negatives

Common issues to check

  • Battery corrosion
  • Electronic shutter/aperture unit faults
  • Mirror mechanism wear
  • Lens mount play

Buying guide

The Auto 110 (1979) is a true 110 SLR system with interchangeable lenses. The aperture is built into the body (f/2.8-f/13.5) and film speed is read from the cartridge (100 to 400). An Auto 110 Super followed in 1982 with a brighter finder, low-light warning, electronic self-timer, a 70mm lens and a 2x zoom. 110 film is scarce. Primarily a collector's item today.

Pricing

Typical range
£80 - £180
Excellent condition
~£250

Indicative, no dated source.

Prices as of 2026-01. UK market, may vary.

Specifications

Format110
Years produced1979-1985
MountPENTAX 110
Shutter typeLeaf
Shutter speeds1 - 1/750
Flash sync1/30
MeteringCenter Weighted
Battery requiredYes (SR44 x2)
Weight159g
Dimensions99 x 56 x 32mm