| Praktica
nova B mr (=Messraster) |
| Producer data |
| Producer |
VEB Pentacon Dresden Kamera- und Kinowerke;
since January 1968 Kombinat VEB Pentacon Dresden |
responsible constructor |
Herbert Welzel |
| production period |
April 1966 to August 1967 |
no of produced cameras |
as a part of Praktica nova
B-series, first variation 51,402 |
| Technical properties of the camera |
| shutter type |
mechanically controlled horizontal-run
rubberised cloth-blind type shutter with twin settings for fast and slow
speeds |
exposure time
(possible settings) |
B, 1/2, 1/4, 1/8, 1/30, 1/60,
1/125, 1/250,1/500 |
| view finder |
fixed
eye-level view finder (Pentaprism) with microprism range finder (Messraster,
invented by Joseph
Dahl) as focusing screen |
mirror |
instant-return mirror |
| film transport / frame counter |
quick-release lever, fixed
plastic film take-up spool, fold-out rewind crank |
lens mount |
M42x1 |
| self timer |
none |
battery |
none |
| metering system |
Selenium cell-based exposure
meter implemented in the front of the Pentaprism, shutter speed meter next to
the rewind crank |
flash system |
X- (1/40s) and F-(1/30)
synchronisation with
two flash coaxial sockets at the bottom of the front of the camera body |
| flash indication |
none |
aperture reflection into view finder |
none |
| general comments |
 | comparable with the 1st variation with
corded leatherette |
|
| collection data |
| Hummel-No |
154a |
Kadlubek-No. |
KWE 1801 |
| body no. |
.139946 |
lens no. |
3849677 |
| lens type |
Meyer-Optik Görlitz Domiplan 2.8/50 |
purchase price |
190 € |
| advertising |
|
manual |
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