| Praktica
BM |
| Producer data |
| Producer |
VEB
Pentacon Dresden Betrieb des Kombinates VEB Carl Zeiss Jena |
responsible constructor |
Dietmar Tannert |
| production period |
December 1989 to June 1990 |
no of produced cameras |
11,428 |
| Technical properties of the camera |
| shutter type |
steplessly working electronically controlled vertical-run metal-blade focal plane shutter |
exposure time
(possible settings) |
B, manually precise speeds of
4/1, 2/1, 1/1, 1/2, 1/4, 1/8, 1/15, 1/30, 1/60, 1/125, 1/250,1/500, 1/1000;
mechanical range 1/60 sec |
| view finder |
fixed eye-level view finder (Pentaprism, field of view: 95%)
with field lens with triple rangefinder wedge, truncated microprism screen, groundglass field, LEDs- for shutter speed signalling changes their brightness with brightness of the image,
LED-indication of all steps of shutter speed, over- and under- exposition and
flash ready signal |
mirror |
instant-return mirror |
| film transport / frame counter |
single stroke 125° wind-on quick-release lever with 25° stand off position, accepts B-motor winder, folding crank rewind knob, auto-zeroing frame counter |
lens mount |
Praktica-B-mount with EDC (electronic diaphragm control) |
| self timer |
none |
battery |
VARTA V28 PX (4xLR44) |
| metering system |
TTL-metering (12 to 3200 ASA) using electronic diaphragm control (EDC) for measurement with open aperture using a
Silicon photo- element, auto exposure compensation with +/- two shutter speeds in half steps, automatic exposure system with memory key, battery check facilities |
flash system |
X-synchronisation (1/60), accessory shoe at the top of the
pentaprism |
| flash indication |
yes |
aperture reflection into view finder |
yes |
| general comments |
|
| collection data |
| Hummel-No |
234 |
Kadlubek-No. |
KWE 1420 |
| body no. |
0100229 |
lens no. |
3136289 |
| lens type |
Pentacon Prakticar 1:2.4
f=50mm MC |
purchase price |
55€ |
| advertising |
|
manual |
|
 
|
