The Beseler 23CIII Variable Contrast Lamp House converts your Beseler 23CIII into a multi-contrast enlarger.
The specially designed 23CII VC system incorporates a unique dual-range design that provides three separate pre-calibrated filtration channels covering all popular black & white multi contrast papers.
Solid-state, internally controlled power supply. It requires no external transformer, no external power supply, no external voltage stabilizer.
continuously variable dial-in contrast grades -0 to +5 and bright, white light focusing.
Its computer designed exposure control device automatically maintains a constant printing speed throughout the entire contrast range, eliminating the need to recalculate the exposure when changing the contrast.