High precision transmission densitometer with built in light source and a long throat of more than 20 cm.

This version allows densitometric measurements with sensitivity to ultraviolet radiation only. His arm of more than 20 cm. enables large format film measurements. The lighted area around the reading aperture makes film positioning easier. Interchangeable measuring apertures of 2.5 mm. and 1 mm. Transmission density up to 4.00D and very accurate dot area measurements (0 - 100%).