Optical Density Meter Light Transmittance Meter VLT Visbile Densitometer

Parameter:
1)  Density Measuring range:  0.00 --- 6.00 OD
2)  Dot Area Measuring range: 0 --- 100%
3)  Resolution: 0.0005% Transmission / 0.01 OD
4)  Density Accuracy: +/-0.02 (0 -2.00 OD)
+/-2% (2.00-6.00 OD)
5)  Transmittance Accuracy: +/-1%(0% --- 50%)
+/-2%(50% --- 100%)
6)  Aperture: 2mm
7)  Light source: ANSI/ISO Visual
8)  Power supply: 4*AAA alkaline battery(not included package)

Features:
1)  Completely self-contained operation. No independent power supply or light source required.
2)  Ideal for all graphic arts film applications, from quality control to calibration.
3)  Directly measures density, density difference and dot area.
4)  Simple to operate and easy to use
5)  Able to measure densities up to 6.0 OD