Patent ID: 9007590
Filing Date: 2015-04-14
Classification: G01N

Abstract:
1. An apparatus for measuring transmittance, comprising: a light source disposed in front of an object that is to be measured, the light source directing light into the object; an integrating sphere disposed in one side of the light source and integrating light incident thereinto, the object being mounted on a front portion of the integrating sphere, and between the light source and the integrating sphere; a light dispersing part disposed in a rear portion of the integrating sphere, wherein, the rear portion of the integrating sphere being opposite to the front portion of the integrating sphere, and the front portion of the integrating sphere being close to the light source, the light dispersing part dispersing light that has been integrated by and then emitted from the integrating sphere; and an optical receiver disposed adjacent to the light dispersing part, the optical receiver receiving light that has been dispersed by the light dispersing part.