Hi, I checked the schema code with 1035 lenses in a T-11 camera . From them I have a list with the calibration date (1951-1954). The data list is in agreement with the schema code.
Following, the...
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Hi, I checked the schema code with 1035 lenses in a T-11 camera . From them I have a list with the calibration date (1951-1954). The data list is in agreement with the schema code.
Following, the...
I saw this URL and asked the webmanager. I read the patent 2031792, asked the USGS, wiki, google, surfing, Fairchild T-11 repair camera manual, Manual of Photogrammetry 1st Ed , JOSA,etc.
I've...
Hi,
What means SF, KF, DF and XF in the serial numbers of metrogon lenses (Bausch & Lomb the 1940īs 1950īs aerial camera)?.
Any patent, the cones?
Example-RF5640, SF322, XF2231 ...
A book...