Difference between Concave vs Convex Lens: Isn’t physics one of those subjects that almost every student is scared of? Well why not, given the complexity of ...

Biconvex lenses also known as double convex lenses are simple optical lenses with two convex spherical surfaces, surfaces which bulge out from the center. These two convex surfaces have the same ...

Shanghai Optics manufactures high quality plano-convex lens; optical lenses with a positive focal length. These all-purpose lenses are available in a wide variety of sizes, substrates, and coatings, ...

When light moves from air into glass or plastic it is refracted close refractionProcess by which a wave changes speed and sometimes direction upon entering a denser or less dense medium, eg a light ...

Physics Viva Questions Class 12 (2026): CBSE Class 12 practical examinations for the 2026 board exams are being scheduled in many schools during the second half of January 2026, and students are now ...