This standard specifies methods for testing the optical properties of plastics. Note () Plastic refers to plum-like, plate-like, and molded products. Regarding the yellowness test method, powder, pellet, thread, and liquid materials are also included.
JIS K 7105:1981 history
2000JIS K 7136:2000 Plastics -- Determination of haze for transparent materials
1981JIS K 7105:1981 Testing methods for optical properties of plastics