The temples are heated and a narrow strip of steel called a core wire is also heated. While the same process is used to produce lenses for telescopes microscopes binoculars cameras and various projectors such lenses are usually larger and thicker and require greater precision and power.

How Are Your Prescription Lenses Made Youtube

Eyeglasses are made through a rigorous process involving the grinding shaping and polishing of plastics to create prescription strength lenses.

How are glasses made. How glass in made. Inexpensive glasses like some non prescription sunglasses may be made without core wires but they will also be less strong. When the right temperatures are reached a core wire is inserted into the center of the softened temple.

Like share and vote on next week s question her. Plastic as well as glass lenses are produced by successive stages of fine grinding polishing and shaping. Well we documented the entire process from the initial design to the cutting of the lenses.

How is glass made this question came from benjamin a kindergartener from the us. When us scientists tested a prototype of the atomic bomb in the new mexico desert in 1945 the explosion turned the sand in the immediate area of the impact into glass. Ever wonder how warby parker glasses are made.

As seen on discovery channel s some assembly required. How is glass made. Mix and heat sand and recycled glass with calcium carbonate and sodium carbonate.

Are your kids wondering.