The story
Initialism of object-source lighting.
Etymology from Wiktionary, CC BY-SA 4.0.
OSL
Today it means: A painting technique used to create the illusion that a part of a miniature is emitting light. Full definition →
Today it means: A painting technique used to create the illusion that a part of a miniature is emitting light. Full definition →
Initialism of object-source lighting.
Etymology from Wiktionary, CC BY-SA 4.0.