English ⇄ Arabic Chinese Czech Danish Dutch Finnish French German Greek Italian Japanese Polish Portuguese Russian Serbian Latin Spanish Swedish

optical thickness
earth.sc.	optische Dicke
opt.	optische Dicke (geometrical thickness of a transparent material multiplied by the refractive index)
optic thickness
phys.	optische Dicke

optical thickness: 11 phrases in 2 subjects

Lighting other than cinema	3
Optics branch of physics	8