![](https://coimages.sciencemuseumgroup.org.uk/726/741/large_thumbnail_smg00453096.jpg)
Double Anastigmat 'DAGOR' Series III Lens.
c.1910
c.1910
circa 1912
circa 1910
circa 1890
circa 1912
circa 1912
1910-1926
1908-1918
circa 1920
circa 1924
1907-1917
circa 1918
1908-1911
circa 1920
circa 1912
1920
1912-1920
1902-1924
1900-1926
1900-1907
circa 1910
c.1922
circa 1922
c.1910
circa 1922
circa 1908
circa 1910
1917
1916-1926
circa 1908
circa 1910
circa 1924
circa 1900
circa 1914
circa 1910
circa 1910
circa 1910
circa 1912
circa 1904
circa 1920
circa 1912
1923
1914
1895-1905
1900-1926