Glass Lenses, Double Concave, w/ground edges

product Overview:

Superior quality glass lenses are useful for teaching a variety of optical principles. Double concave lenses have two inwardly curved surfaces, a negative focal length, and are often used to aid in the distribution of light, as well as, image reduction.

909-15 38mmD x 5cmFL

909-8  38mmD x 10cmFL

909-9  38mmD x 15cmFL

909-10 38mmD x 20cmFL

909-16 38mmD x 30cmFL

909-19 38mmD x 50cmFL

909-27 50mmD x 5cmFL

909-21 50mmD x 10cmFL

909-22 50mmD x 15cmFL

909-11 50mmD x 20cmFL

909-12 75mmD x 20cmFL

909-28 50mmD x 25cmFL

909-29 50mmD x 30cmFL

909-30 75mmD x 30cmFL

909-31 100mmD x 10cmFL



We have 70 skillful operators, 5 machine mechanics and 31 quality inspectors, total annual output capacity in design can reach 130 millions sets.



Earth & Space Science

Human Anatomy

Laboratory Supplies

Physical Science


Customer message

Our team has been and will continue to be committed to science education industry to provide quality products at competitive prices and good services to our clients all over the world.