Omega CS-50 Automatic Exposure Control

The CS-50 was a more deluxe version of the CS-25 Automatic Exposure Control. In this case the unit had a spot reading probe with variable aperture. The two LEDs could be used as a null device to determine the proper grade of paper required.

Type: electronic
Features: variable aperture probe
               dual voltage
               auto exposure control
               4 manual timing ranges
Controls: Off/Focus/Operate
              Manual/Automatic
              Sample/Store/Exposure
              Manual time dial
              Auto reference dial

Receptacles: enlarger, probe
Max. Load - Enlarger: 150W

Timing Range: 1 - 180 sec.
Accuracy: ± 5%
Repeatability: ± 2%

Dimensions: 4¼"x10½"x3¼"
Weight: 2 lb. 12 oz. (1.26 kg)

Used Advice: These units were not particularly accurate nor robust, and parts are no longer available for them, so repairs are usually not economical. We therefore do not recommend them.