مصادر الكيمياء موقع لتعليم الكيمياء بصورة مبسطة
Abbe refractometer a refractometer in which the critical angle for total reflection at the interface of a film of liquid between two similar glass prisms is used in determining the refractive index of the liquid. [After Ernst Abbe (1840–1905), German physicist famous for his researches in optics.]