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Colour filter discs, subtractive, set of 3
DL203-1S
Price on request
For illustrating the principle of four-colour printing (i.e. printing
presses and colour copying machines), one of the additive
primary colours appears when two of the filter discs are
overlapped, three plastic discs coated in yellow, magenta (purple) and cyan (green-blue)
Diameter: 195 mm each
presses and colour copying machines), one of the additive
primary colours appears when two of the filter discs are
overlapped, three plastic discs coated in yellow, magenta (purple) and cyan (green-blue)
Diameter: 195 mm each