K 28 - (H.Kolberg i S-ka w Warszawie)

Photo taken from: http://www.weu1918-1939.pl/ Photo taken from: http://www.weu1918-1939.pl/
taken from collection of Central Military Library in Warsaw taken from collection of Central Military Library in Warsaw
taken from collection of Central Military Library in Warsaw taken from collection of Central Military Library in Warsaw

Universal gun camera manufactured under french license.

Gun cameras or photographic cameras were used for measuring accuracy of observer/ air gunner. This piece of equipment was adapted by the Polish Air Force in 1926. Initially, Polish pilots used imported equipment.
In 1927 - at the request of the Department of Aviation MSWojs - Fabryka Aparatów Optycznych i Precyzyjnych H. Kolberg i S-ka w Warszawie (Factory of Optical and Precision Devices H. Kolberg & Co. in Warsaw) worked on starting domestic production of aircraft cameras (gun cameras). In the same year H. Kolberg & Co. purchased from a French company (Precision Optique et de Levallois in Paris - later shareholder) a license to manufacture the camera marked No. 23/27 and started its production. Polish army renamed it to K 28.
According to the license agreement Kolberg  Factory produced only optic parts, while the body and mechanical components were imported from France.

   No: Kol / K28 / 10

 Gun camera K-28 (inside the aerodynamic metal body) fixed over the Vickers F class machine gun on an airplane Farman-Goliath

 

K-28 camera was a universal hardware - it could be mounted on both fixed and mobile positions of pilot and observer. It was fitted with two lenses - main - used for recording accuracy, and additional - side - used for recording time of firing projectile.

 

 

 

Manufacturer

Factory of Optical and Precision Devices H. Kolberg & Co. In Warsaw
Fabryka Aparatów Optycznych i Precyzyjnych H. Kolberg i S-ka w Warszawie

Model
K-28
Type
Aircraft camera used to help measure accuracy of a gunner
Film
Standard film roll 6 cm, 15 or 12 film frame (type 120)
Size
6 x 4,5 cm
Years of production 1933 - 1934
Body
metal
Main lens
Focal length f=165mm, 1:5
Additional lens additional side lens used for recording time - "the time when enemy aircraft was shot down"
Shutter ok. 1/150 s
Weight 3,5 kg
Number produced approx. 220
Price (1933) 2.150 zł

 

Photography of K-28 as well as detailed information was taken from an article by Marcin Skrzypacz, published at: http://www.weu1918-1939.pl/fotokarabin-k28/.

Materials provided with the consent of the website administrator - www.weu1918-1939.pl

http://www.weu1918-1939.pl/fotokarabin-k28/.

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