USSRPhoto Wiki Catalog
Spectrozon-1
Spectrozon -1
this device helps find exposure time for printing color pictures. It also helps to choose color correction.
this device helps find exposure time for printing color pictures. It also helps to choose color correction.
Usach is simple: put pies or photo paper inside of the device, expose it, develop it, repeat for red, green and blue. Choose the best spots, calculate exposure and color correction using formulas and tables in the manuals.