Specification AgeRangeDescription : Kid Brand : Hyuduo BulletPoint1 : [High Transparency and Good Refraction] High transparency leads to a high transmittance, resulting in gorgeous and clear refraction, enhancing the teaching experience. BulletPoint2 : [Fine Workmanship and Safety] Well ground with fine workmanship, rounded edges and corners ensure safety and comfort during use, for teaching applications. BulletPoint3 : [Package Content] The package contains only the triangular prism, other accessories need to be prepared by the user, ensuring clarity and customization. BulletPoint4 : [Wide Application] Widely used in instrumentation, image measuring instruments, projectors, and automation equipment, making it a versatile tool for various exact instruments. BulletPoint5 : [ Optical Glass Material] Made of optical glass material for better performance and visual experience, outperforming plastic and other materials. Color : Transparent CpsiaCautionaryStatement : no_warning_applicable EducationalObjective : FUN ExternallyAssignedProductIdentifier : 7616870361863 FabricType : Artificial Crystal IncludedComponents : No ItemDisplayDimensions_Height : 2.95 inches ItemDisplayDimensions_Length : 3.15 inches ItemDisplayDimensions_Width : 2.95 inches ItemDisplayWeight : 1.33 pounds ItemName : High Transparency Triangular Prism with Excellent Refraction for Teaching Photography Spectrum Dispersion Made of Optical Glass Material Used as Instrument Image Measuring ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 18 centimeters ItemPackageDimensions_Width : 12 centimeters ItemTypeKeyword : tools-&-home-improvement Manufacturer : Hyuduo ManufacturerMaximumAge : 12 ManufacturerMinimumAge : 2 Material : Optical Glass ModelName : Hyuduo4dg8qmk19s ModelNumber : Hyuduo4dg8qmk19s NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : Hyuduo4dg8qmk19s ProductDescription : [Package Content] The package contains only the triangular prism, other accessories need to be prepared by the user, ensuring clarity and customization. [High Transparency and Good Refraction] High transparency leads to a high transmittance, resulting in gorgeous and clear refraction, enhancing the teaching experience. [Fine Workmanship and Safety] Well ground with fine workmanship, rounded edges and corners ensure safety and comfort during use, for teaching applications. [Wide Application] Widely used in instrumentation, image measuring instruments, projectors, and automation equipment, making it a versatile tool for various exact instruments. [ Optical Glass Material] Made of optical glass material for better performance and visual experience, outperforming plastic and other materials.