Pentax ES (Electro Spotmatic)

Focus

Manual

Mount

M42

Format

35mm

Battery

mercury (multi-cell)

Metering

TTL open-aperture center-weighted (auto only)

Spec Notes

World's first 35mm SLR with an electronically-timed focal-plane shutter + aperture-priority auto. Sold as Electro Spotmatic in Japan. Weight not sourced. Produced ~1971-1973.

Film Advance

manual lever

Shutter Type

electronic focal-plane (horizontal cloth, stepless auto)

Exposure Modes

Aperture Priority, manual

Viewfinder Type

SLR fixed pentaprism

Introduced

1971

Flash Sync Speed

1/60

Max Shutter Speed

1/1000