8/29/2023 0 Comments Nada dering line originalI have a pair of The serial number is 2268449. Binoculars’ exit pupil diameter is determined by dividing the objective by the magnification: so a 10x42 binocular has a 4. In my case, I looked at the Spreadsheet attached to the Zeiss Binocular Models entry, which, between lines 150 and 168, notes that binocs with the Lena logo were made from 1904 to 1945, and that serial numbers above 1 million began in 1919 and above 1,550,000 began in 1930, putting your pair in there more or less in the middle.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |