Apply to the measurement of transmittance, haze and reflectance of transparent, translucent parallel flat objects (plastic plates, sheets, plastic film, flat glass, and also the measurement of turbidity of liquid samples (water, beverage, pharmaceutical, coloring liquid, grease).
GB 2410-80,ASTM D1033-61(1997),JIS K7105-81、
main unit, film fixture, calibration sheet