Petri FTX

akaArgus STL 1000

akaArgus TTL

akaPetri TTL

35mm MF film SLR camera • Discontinued

  • Announced:
  • · 1973
  • Production status:
  •  Discontinued
  • Country of design:
  • · Japan

Specification

Format:
35mm full frame
Film type:
135 cartridge-loaded film
M42 [45.5mm]
Shutter:
Type:
Focal-plane
Model:
Mechanical
Speeds:
1 - 1/1000 + B
Exposure:
Exposure metering:
Through-the-lens (TTL), stop-down
Exposure modes:
Manual
Physical characteristics:
Weight:
<No data>
Dimensions:
<No data>

Manufacturer description

TYPE: Pentaprism SLR camera with built-in cross coupled CdS exposure meter in TTL system.

FILM: 35mm. film (20, 36 or 12 exposures).

FILM SIZE: 24mm x 36mm.

STANDARD LENS: PETRI 55mm f/1.4, 7 elements in 5 groups (or f/1.8, 6 elements in 4 groups) with fully automatic diaphragm.

LENS MOUNT: Screw mount.

FILTER SIZE: 55mm. screw-in type (52mm. for f/1.8 lens).

LENS HOOD SIZE: 57mm. push-on type (54mm. for f/1.8 lens).

SHUTTER: Focal plane type with speeds 1 second to 1/1000 second and B. Built-in self-timer.

EXPOSURE METER: Built-in cross coupled CdS exposure meter in TTL system. ASA: 25 to 1600 (DIN: 15 to 33).

VIEWFINDER: Pentaprism viewfinder with "Micromatic Prism Focusing" device.

FILM TRANSPORT: Single stroke rapid film winding and shutter cocking.

SYNCHRONIZATION: FP and X automatic setting. A hot shoe contact.

From The British Journal of Photography (1973)

With this camera Petri, who have always their previously used own excellent breech lock interchangeable lens bayonet mount have, with this camera, gone over to the so-called "international" 42mm Praktica/Pentax screw mount. It is equipped, as its name indicates, with through-the-lens metering, and takes the reading with the lens stopped down to the working aperture. The camera, in general, follows the lines of existing Petri 35mm SLR's, although the stop-down function is performed by a button on the right side of the camera, instead of the former lever. The Petri TTL sells at £98.86. Petri cameras are made in Japan and distributed in the UK by Johnsons of Hendon Limited.

From the Petersen's Photographic Magazine (1974)

PETRI OFFERS NEW SLR CAMERA

The Petri FTX behind-the-lens exposure control system consists of a twin set of CdS cells located on both sides of the pentaprism base. The cells measure the integrated light of actual in-focus images at shooting aperture and eliminate the need to compensate for any changes in lens focal length or to compute exposure factors when extension tubes or bellows, filters or other accessories are used. The focal plane shutter has settings from 1/1000 to one second plus bulb. The FTX, designed for shooting convenience, permits one-finger operation of the 30-degree angled shutter release button, the depth-of-field preview switch and the self timer with its jam-proof clutch. A hot-shoe contact is built into the camera top and a PC outlet is located on the side. Bulbs sync at all speeds, electronic flash at 1/60. ASA setting range is 25-1600. The suggested list price of the FTX with a 55mm f/1.8 Petri screw-mount lens is $229.95.

From the editor

As an export model, this camera was sold in the USA under the name FTX, and in Europe under the name TTL. Structurally, it was developed on the basis of the Petri FT II bayonet mount model.

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