Tricolor: Phillips PCS

brief worknotes

Using: PCS 150

change filtration without changing your exposure setting

10 units on all 3 dials is 1/3 f/stop.

If the enlarger is too bright and printing time too short, simply adjust the three color channel control dials. For each 30 you add to ALL 3 control dials, the overall exposure will be reduced by on f/stop.

built-in timer is calibrated from 5 to 40 seconds duration of exposure

Function switch:

Stand by: lights source is turned off; color dial illumination is reduced. ready for exposure, by pushing Start Button.

Adjust: light emitted corresponds with values set on channel dials. useful with color analyzer.

Focus : all 3 color channels give maximum light output for easier focusing

additive printing color modification

Manual —