Jiangsu Profile
Product List
176866. Double Concave Lens Spherical Lens Optical Glass 
[Jan 27, 2023]
[Jan 27, 2023] Double concave lenses have equal radius of curvature on both surfaces. The lenses are often used to expand light beams or to increase focal lengths in optical systems and devices, and biconcave lenses are also used in ...
176867. Projector Lens Glass Lens for Projection [Jan 27, 2023]
[Jan 27, 2023] Double convex lenses have two outward curved surfaces, normally the two surfaces have same radius of curvature, with finely polished. Bi convex lenses have positive focal length, so they are used for 1:1 imaging and in ...
176868. Biconvex Lens-Optical Bk7 Glass Lens-Plano Convex Lens [Jan 27, 2023]
[Jan 27, 2023] Bi Convex lens has a positive focal length, and with two outward surfaces. The two surfaces are with same radius of curvature, thereby minimizing spherical aberration. Some biconvex lenses are with different radius of ...
176869. Optical Glass Bk7 Diverging Lens [Jan 27, 2023]
[Jan 27, 2023] Double concave lenses have equal radius of curvature on both surfaces. The lenses are often used to expand light beams or to increase focal lengths in optical systems and devices, and biconcave lenses are also used in ...
176870. Spherical Lens-Magnifying Glass Lens Convex Lens [Jan 27, 2023]
[Jan 27, 2023] Spherical lenses include plano convex lens, plano concave lens, double convex lens, double concave lens, meniscus lens, and achromatic lens. Double convex lenses have two outward curved surfaces, normally the two ...
176871. Optical Glass Bk7 Magnifying Lens [Jan 27, 2023]
[Jan 27, 2023] Double convex lenses have two outward curved surfaces, normally the two surfaces have same radius of curvature, with finely polished. Bi convex lenses have positive focal length, so they are used for 1:1 imaging and in ...
176872. Bk7 Glass Positive Lens Convex Lens for Collimating [Jan 27, 2023]
[Jan 27, 2023] Spherical lenses include plano convex lens, plano concave lens, double convex lens, double concave lens, meniscus lens, and achromatic lens. Double convex lenses have two outward curved surfaces, normally the two ...
176873. Reflective Mirror Plano Concave Lens Optical Glass [Jan 27, 2023]
[Jan 27, 2023] Plano-concave lenses are thicker at the edge than in the center and flat on another surface. Plano concave lens (PCV) has negative focal length. So the lenses are used to bend parallel input rays so they can diverge ...
176874. Factory Glass Optics Meniscus Lens [Jan 27, 2023]
[Jan 27, 2023] Meniscus lenses have one concave and one convex surface. For this lens type, the two curvatures are chosen to minimize the spherical aberration at one laser wavelength, hence meniscus lenses are used to control a laser ...
176875. Manufacturer Bk7 Glass Cylindrical Lens [Jan 27, 2023]
[Jan 27, 2023] A cylindrical lens is a lens which focuses light into a line instead of a point, as a spherical lens would. The curved surface or surfaces of a cylindrical lens are sections of a cylinder. And focus the image passing ...
176876. Optical Glass Bk7 Positive Lens [Jan 27, 2023]
[Jan 27, 2023] Double convex lenses have two outward curved surfaces, normally the two surfaces have same radius of curvature, with finely polished. Bi convex lenses have positive focal length, so they are used for 1:1 imaging and in ...
176877. Factory Bk7 Glass Cylindrical Lens [Jan 27, 2023]
[Jan 27, 2023] A cylindrical lens is a lens which focuses light into a line instead of a point, as a spherical lens would. The curved surface or surfaces of a cylindrical lens are sections of a cylinder. And focus the image passing ...
176878. Optical Glass Jgs1 Double Convex Lens [Jan 27, 2023]
[Jan 27, 2023] Double convex lenses comprise two convex spherical surfaces, generally with the same radius of curvature. Bi convex lenses are used as magnifiers, condensing lenses and objectives. We produce bi convex lenses with two ...
176879. Surveying Instrument Plano Concave Glass Lens [Jan 27, 2023]
[Jan 27, 2023] Plano-concave lenses are thicker at the edge than in the center and flat on another surface. Plano concave lens (PCV) has negative focal length. So the lenses are used to bend parallel input rays so they can diverge ...
176880. Custom Made Plano Concave Lens Double Concave Lens Optical Glass [Jan 27, 2023]
[Jan 27, 2023] Meniscus lenses are designed to minimize spherical aberration. When used in combination with another lens, meniscus lenses will shorten the focal length and increase the NA of the system without introducing significant ...
