Carl Zeiss Jena 58mm f2 Biotar. A Legendary Lens Back to Life!
13:44
Helios 44-2 vs. Carl Zeiss Jena Biotar 58mm f2. Like father, like son? Which is better?
21:55
The Jupiter 8, A Favorite Vintage Lens for Micro Four Thirds
20:56
Five Tips On How To Get The Best Image Quality from Micro Four Thirds
13:55
Carl Zeiss Jena Biotar 58mm f2. A classic 17-bladed vintage lens. But how good is it really?
27:51
Cleaning Carl Zeiss Jena Biotar 5.8cm f2 17 aperture blades
9:43
Is The Helios 44-2 Overrated???
29:10
9 Years of Camera Setting Knowledge in 29 Minutes
11:35