Camera lenses? A few decades ago, camera companies added rare elements like thorium to their glass to change the optical ... practice started in 1945 with Kodak. However, by the 1980s, consumer ...

The Kodak Ultra F9 35mm is very compact, measuring just 4.6 x 2.6 x 1.7 inches, and it’s very comfortable to hold with either one or both hands. I was able to easily carry it in my coat’s pocket ...