Rochester Precision Optics This is a great historical film for any optics or camera buffs. In 2005, Rochester Precision Optics was formed after acquiring the assets and intellectual property of Kodak Optical Imaging Systems. This business was originally known as Kodak Hawk-Eye Works. It was established in 1912 for the design of optics after […]
Category Archives: Lenses
On march 10 2019 I’ll be selling live at the dutch fotografica fair in Hilversum This wil be held in the sports complex Dudok Arena – Arena 303 1212NW Hilversum NL
As the Leica cameras got more sophisticated, engineers recognized that the light meter in the camera displayed a sensitivity to contrast. A frame looked the most contrasty when in focus, Richter said. This observation paved the way for autofocus technology. Leica used its Leicaflex SL2 for the autofocus prototype and equipped a 50 mm lens […]
How to find out when your Hasselblad was made by Q.G. de Bakker All Hasselblad cameras and film magazines, as well as some other Hasselblad items, bear a two or three letter code in front of, or incorporated into, the serial number. Two of these letters are used to encrypt the year of manufacture. The […]
Zeiss Lens Serial Numbers Between 1912 and 1942 Year of Manufacture – Serial Number Range 1912 – 173418-200520 1913- 208473-249350 1914 – 249886-252739 1915- 282820- 1916- Unknown 1917 – 289087-298157 1918- 298115-322748 1919 – 322799-351611 1920 – 375194-419823 1921 – 433273-438361 1922 – 422899-498006 1923 – 561270-578297 1924 – 631869- 1925 – 652230-681743 1926 – […]
This is information that I have collected over the last few years from a number of sources. Some of those sources contradict each other so I have had to make decisions as to what I wish to keep. I cannot guarantee its accuracy. The date a lens or shutter is made is not always the […]
This is information that I have collected over the last few years from a number of sources. Some of those sources contradict each other so I have had to make decisions as to what I wish to keep. I cannot guarantee its accuracy. The date a lens or shutter is made is not always the […]
This is information that I have collected over the last few years from a number of sources. Some of those sources contradict each other so I have had to make decisions as to what I wish to keep. I cannot guarantee its accuracy. The date a lens or shutter is made is not always the […]
Have a look at my pentax Items