{"version":"1.0","type":"link","title":"Densitometer - Newikis","description":"A densitometer is a device that measures the degree of darkness (the optical density) of a photographic or semitransparent material or of a reflecting surface. The densitometer is basically a light source aimed at a photoelectric cell. It determines the density of a sample placed between the light…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://upload.wikimedia.org/wikipedia/commons/f/fd/TRDZ_1.jpg","thumbnail_width":1159,"thumbnail_height":1135}