Specification AgeRangeDescription : Adult Brand : Jrcfnss BulletPoint1 : ▶Adjustable Optical Optic Trial Lens Frame:The anterograde angle of the test frame can be adjusted according to the different face shapes of customers, and the length of the temples can be adjusted, the scale is accurate and the calculation is convenient. BulletPoint2 : ▶Adjustable interpupillary distance:Eye Optometry Trial Lens Frame The adjustable range of interpupillary distance of both eyes is 48 ~ 80 mm, the left and right interpupillary distance is 24 ~ 40 mm, the maximum scale is 1 mm and the adjustable range of single eye is 24 ~ 40 mm. BulletPoint3 : ▶Eye distance measurement:It has the function of inter-eye distance measurement ruler, and the distance from the innermost lens to the corneal vertex can be accurately calculated by testing the ruler on the frame. BulletPoint4 : ▶Adjustable pupil height:Through the pupil height adjustment knob on the test frame, it can be adjusted according to the pupil needs of different subjects. BulletPoint5 : ▶Ultralight trial frame:50g ophthalmic titanium can insert 5 lenses at the same time, 3 lenses in the front and 2 lenses in the back; improve the convenience of optometry and not much weight when using. CareInstructions : Hand Wash Only Color : Assorted Color CompatibleWithVehicleType : Motorcycle Department : unisex-adult Department1 : unisex Department2 : unisex ExternallyAssignedProductIdentifier : 8399453342501 ExternallyAssignedProductIdentifier1 : 810098436205 ExternallyAssignedProductIdentifier2 : 0810098436205 FabricType : 100% Cotton HatFormType : baseball_cap ImportDesignation : Imported ItemDisplayDimensions_Length : 1.42 centimeters ItemDisplayWeight : 0.05 pounds ItemName : Jrcfnss Adjustable Optical Trial Lens Frame, 48-80mm Titanium Optic Trial Eye Optometry Lens Frame, Universal Eye Optometry Optician for Glasses Shops ItemPackageDimensions_Height : 0.51 inches ItemPackageDimensions_Length : 4.72 inches ItemPackageDimensions_Width : 3.15 inches ItemPackageQuantity : 1 ItemShape : Rectangle ItemTypeKeyword : eye-protection-equipment-accessories Manufacturer : Jrcfnss Material : silicone Material1 : Polycarbonate Material2 : Rubber ModelName : Repair Kits ModelNumber : Elelifivozfqus7g NumberOfItems : 1 NumberOfLithiumMetalCells : 1 OccasionType1 : Bachelorette Party OccasionType2 : Mother's Day OccasionType3 : Easter PartNumber : JX0127005394 Pattern : Solid PatternType : Solid ProductDescription : Optometric Universal Lens Trial Frame is suitable for eyesight examination in spectacles shops, department of ophthalmology in hospitals, schools. Interpupillary distance adjustment range: the interpupillary distance range of both eyes is 4880mm; the left and right interpupillary distances are 2440mm; the minimum scale value is 1mm The axis scale of the indexing plate: the left indexing plate is 1300120, the right indexing plate is 5018060. Frame effective inner aperture: 33.5mm The number of lenses that can be inserted into the left and right frames: 5 (front 3 and rear 2) The degree of rotation of the optical axis of the lens in the inner circle of the frame: 360 Non-parallelism between the optical axis of the lens and the geometric axis of the frame: 2.5 Inconcentricity between the optical center and the geometric center of the lens: 0.5mm The displacement of the lens relative to the geometric center of the frame: 0.3mm Adjustment range of nose pads: Adjustable length: 026mm Angle: any angle The adjustable length range of left and right temple feet: 030mm Weight 53g Package: 1x Trial Frame After-Sales Service: If You Have Any Questions About Our Products, Please Contact Us In Time And We Will Reply You Within 24 Hours. ProductSiteLaunchDate : 2024-04-20T05:33:05.927Z Seasons : All Size : 3.6x1.3cm SpecialSizeType : Standard SportType : Motorcycling Style : Modern SubjectCharacter : Sports SupplierDeclaredDgHzRegulation : not_applicable TargetGender : unisex UltravioletLightProtection : true UnitCount : 1 UnspscCode : 52140000