Specification Brand : IMOSEI BulletPoint1 : Standardized Uniform Lighting BulletPoint2 : LED backlight visual test BulletPoint3 : Clearly printed optical type BulletPoint4 : Plug or battery BulletPoint5 : It is suitable for near vision inspection, mainly for detection of hyperopia and presbyopia ExternallyAssignedProductIdentifier : 4865435436604 ItemName : IMOSEI Presbyopia Near Vision Chart Light Box, LED Eye Chart, Plug-in Battery Dual-use, Suitable for Hyperopia, Presbyopia ItemTypeKeyword : therapeutic-eye-charts Manufacturer : IMOSEI PartNumber : ES6YD02237684 ProductDescription : Technical Parameters The average brightness of the white background of the visual acuity: 80-320cd/m2 Visual acuity surface uniformity: ≥0.85 Input voltage: AV110-240V50/60Hz Output voltage: DC5V 1000mA Scope of application: 25-30cm test Record vision method: logMAR, decimal and fraction methods can be selected arbitrarily Packing weight: 0.5kg Product size: 19.5*14.5*1cm ProductSiteLaunchDate : 2024-12-04T12:37:51.689Z UnspscCode : 26111700