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6pc Optical Lens Set, 2" - 200mm, 300mm, 500mm Focal Lengths - 3 Double Convex & 3 Double Concave, 2" (50mm) Diameter Lenses - Optically True Glass - Ground, Beveled Edges - Eisco Labs
SPHERICAL Each lens is spherical in shape and measures 2 50mm in diameter. FOCAL LENGTH VARIETY Converging and diverging focal lengths in 200mm, 300mm and 500mm. OPTICALLY WORKED GLASS Made of high quality, optically worked glass. Highly polished with ground edges. GREAT FOR PHYSICS CLASSROOMS This optically true lens set is excellent for physics classroom demonstrations in optics and light refraction.
Amlong Crystal Premium Optical Glass Double Convex and Concave Lens Set, 50mm Diameter, 3 Double Convex (20, 30, 50cm FL) and 3 Double Concave (20, 30, 50cm FL), 6 Piece Set
High Accuracy and Precision. Made from High Grade Optical Glass. 50mm Diameter, 3 Double Convex 20, 30, 50cm FL and 3 Double Concave 20, 30, 50cm FL.
StayMax Physical Optical Experiment Set Concave/Convex Lens
MaterialAcrylic. You can do optical experiments and demonstrate optical principles and effects for kids.. Nice set to show different aspects of lenses and light passing through and bending.. Nice set for reflecting and refracting light. Package Includes 5 lens..
Glass Lenses Set of Six in Wooden Case - 50 mm Dia, 3 Double Convex (20, 30, 50cm FL) and 3 Double Concave (20, 30, 50cm FL) - Eisco Labs
Optics Lens includes 6 lenses. All lenses have been ground, polished faces and ground edges. All lenses are 50mm. One of each double convex, plano-convex, converging concave-convex, diverging concave-convex, double concave, plano-concave. Lenses are stored in wooden box with hinges and latch to keep lenses protected..
Optical Glass Lens, 3" (75mm) - 200mm Focal Length - Ground, Beveled Edges - Use as Top Spinning Base - Eisco Labs
DOUBLE CONCAVE Highly polished, double concave lens. SPHERICAL Lens measures 3 75mm in diameter and approximately 12mm thick. 200MM FOCAL LENGTH Diverging lens with a 200mm focal length. OPTICALLY WORKED GLASS Made of high quality, optically worked glass. Highly polished with beveled, ground edges. GREAT FOR PHYSICS CLASSROOMS or TOP SPINNING This optically true lens is excellent for physics classroom demonstrations in optics and light refraction. It's smooth, concave surface also makes this lens ideal for top spinning.
Top Spinning Base, 5" (125mm) Surface, 12mm Thick - Double Concave - Premium Optical Glass Lens, 20mm Focal Length - Optically True - Ground, Beveled Edges - Eisco Labs
Optical Concave Optical Glass Lens. Double concave - 350mm Focal Length. High quality, optical lens. Huge 125mm diameter. Thickness at edge is approximately 12mm. Note, thickness varies as they are not designed to be consistent in that respect.. Ideal for top spinning..
Double Concave Lens, 50mm Focal Length, 1.5" (38mm) Diameter - Spherical, Optically Worked Glass Lens - Ground Edges, Polished - Great for Physics Classrooms - Eisco Labs
DOUBLE CONCAVE Highly polished, double concave lens. SPHERICAL Lens measures 1.5 38mm in diameter and is approximately 7.8mm thick. 50MM FOCAL LENGTH Diverging lens with a 50mm 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 Lens, 500mm Focal Length, 3" (75mm) Diameter - Spherical, Optically Worked Glass Lens - Ground Edges, Polished - Great for Physics Classrooms - Eisco Labs
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.
StayMax Concave Convex Lens Set Optical Glass Lens for Physics Teaching 2 Pack
Material Optical Glass. Size length about 3.15inch-3.26inch, thickness0.39 inch. The refractive index of Lens made of optical glass is better than those made of acrylic.. Good for demonstrating optical principles and effects for students.. Quantity 2PCS.
United Scientific Supplies LCC506 Double Concave Lens, 50 mm Diameter, 150 mm Focal Length
Sold in each. 50mm150mm diameter. Type double concave. Package Dimensions 5.1 L x 10.2H x6.9W xcentimeters.
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