The story
From photo- + retinoscope.
Etymology from Wiktionary, CC BY-SA 4.0.
photoretinoscope
Today it means: Synonym of retinoscope, but especially one that uses a particular form of light (such as infrared) Full definition →
Today it means: Synonym of retinoscope, but especially one that uses a particular form of light (such as infrared) Full definition →
From photo- + retinoscope.
Etymology from Wiktionary, CC BY-SA 4.0.