- DOUBLE CONCAVE || Highly polished, double concave lens
- SPHERICAL || Lens measures 3" (75mm) in diameter
- 500MM FOCAL LENGTH || Diverging lens with a 500mm focal length
- OPTICALLY WORKED GLASS || Made of high quality, optically worked glass. Highly polished with ground edges
- GREAT FOR PHYSICS CLASSROOMS || This optically true lens is excellent for physics classroom demonstrations in optics and light refraction
- DOUBLE CONCAVE || Highly polished, double concave lens
- SPHERICAL || Lens measures 3" (75mm) in diameter
- 500MM FOCAL LENGTH || Diverging lens with a 500mm focal length
- OPTICALLY WORKED GLASS || Made of high quality, optically worked glass. Highly polished with ground edges
- GREAT FOR PHYSICS CLASSROOMS || This optically true lens is excellent for physics classroom demonstrations in optics and light refraction
