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Double Cemented Achromatic Lens Custom Optical Glass Concave-Convex Lens Processing Endoscope Lens Coating Manufacturer
Aliexpress UK
MULTIPURPOSE - This double concave lens is great for scientific research laboratories, offices and daily use, suitable for scientific researchers, office staffs, families, etc.WHAT YOU GET - The package comes with 1pcs concave lens that is 30 x 4mm / 1.18 x 0.16 inch(OD*H), 75mm Focal Length.RELIABLE MATERIAL - This double concave lens is made of glass, which is safe, scratch-resistant, reusable and provides excellent optical performance.SPECIAL DESIGNED - This double concave lens is accurately measured and well polished, and can be used to manufacture telescopes for different circumstances, helping people better focus light to see the image of objects clearly.KINDLY NOTE - Please read the dimensions clearly before ordering, and please handle the lens carefully after receiving the product.
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Geometric Optics Experiment Set Optical Lens Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift
Aliexpress UK
Double concave lenses are used to disperse light. They can make telescopes, suitable for a variety of applications, including scientific experiments, photography, and optical instruments.SpecificationColor: TransparentMaterial: GlassFocal Length: 200mmOverall Size: 50 x 5mm / 1.97 x 0.2 inch(OD*H)Packing List: 2 x Glass LenAdvantageMade of quality glass that is durable, scratch resistant, and provides excellent optical performance. Round edges have been polished, it is not easy to hurt your hand when you assemble it.Designed with a double concave shape that let the light diffuse and produces virtual images.The lens is accurately measured and has consistent curvature, ensuring consistent performance and results.InstructionPlace the concave side of the lens facing the object from which you want to disperse the light.
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18mm 20mm 21mm 23mm 24mm 29mm 36mm~80mm concave PMMA lens COB LED flashlight condenser Flat convex concave lens
Aliexpress UK
Double concave lenses are used to disperse light. They can make telescopes, suitable for a variety of applications, including scientific experiments, photography, and optical instruments.SpecificationColor: TransparentMaterial: GlassFocal Length: 75mmOverall Size: 30 x 4mm / 1.18 x 0.16 inch(OD*H)Packing List: 3 x Glass LenAdvantageMade of quality glass that is durable, scratch resistant, and provides excellent optical performance. Round edges have been polished, it is not easy to hurt your hand when you assemble it.Designed with a double concave shape that let the light diffuse and produces virtual images.The lens is accurately measured and has consistent curvature, ensuring consistent performance and results.InstructionPlace the concave side of the lens facing the object from which you want to disperse the light.
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30mm 40mm 50mm Glass Double Convex Concave Glass Lens Focal Length 50mm 75mm 100mm 150 mm 300mm Optics DIY Projector
Aliexpress UK
Double Concave/ Biconcave lens. These are high quality, double concave / biconcave lenses, with optically polished faces and ground edges. Pieces are individually wrapped to protect the integrity of the lens.
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Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens
Aliexpress UK
Double Concave/ Biconcave lens. These are high quality, double concave / biconcave lenses, with optically polished faces and ground edges. Pieces are individually wrapped to protect the integrity of the lens.
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Double Convex Lens Projector Focusing Lens K9 Optical Lens Focusing Double Convex Lens. Factory Direct Sales
Aliexpress UK
Optical Glass Large Optics Double Concave Lens. Focal Length: -300mm. Material: Optical Glass.
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Optical Experiment Box Set Triangular Prism Convex Lens Concave Mirror Dial Three Line Semiconductor Laser Light Source Physics
Aliexpress UK
1 x cylindrical biconcave lens 1 x equilateral triangle lens. 2 Count Monophone Microscope Student Students Biological Observer. Household DIY Nickel Belt Portable 18650 Spot Welder Small Spot Welder Machine.
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Optical Plano Concave Lens H-K9L Glass Lenses 16mm Diameter, -23.32mm Focal Length Coated 420-760nm for Teaching Experiment
Aliexpress UK