Specification Brand : Songzi Optics BulletPoint1 : 2.5X Loupes Field Of View: 150mm,Depth of field: 280mm, Working Distance 350mm -550mm,Weight: 45g. BulletPoint2 : 3X Loupes Field Of View: 140mm. Depth of field:200mm ,Working Distance 350mm -550mm,Weight: 50g. BulletPoint3 : 3.5X Loupes Field Of View:130mm.Depth of field: 200mm,Working Distance 350mm -550mm,Weight: 55g. Loupes view declination angle made as about 45 degree. BulletPoint4 : Buyer can use PDCheck AR APP on phone, and save PD data screenshot, there are Far PD and Near PD. you need to choose Near PD variation when place order BulletPoint5 : If your Near Pupil distance is not included into loupes variations, please choose Customized Near PD, and leave your Near interpupillary distance in the message and we will customize it according to your size. Color : Near Pd 60mm ExternallyAssignedProductIdentifier1 : 758358708849 ExternallyAssignedProductIdentifier2 : 0758358708849 FdaDeviceClassification : i FdaIndicationOfUse : otc_and_rx FdaInstructionsForUseType : consumer FdaLabelType : consumer ItemName : Songzi Optics 2.5X 3X 3.5X Optional Acetate Frame TTL Dental Loupes Through The Lens Surgical Loupes Customized (Magnification:3.5X, Near Pd 60mm) ItemPackageDimensions_Height : 18.5 centimeters ItemPackageDimensions_Length : 7.6 centimeters ItemPackageDimensions_Width : 14.5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : professional-dental-and-surgical-loupes MagnificationStrength : 3.5 multiplier_x Manufacturer : Songzi Optical Co.,Ltd ModelName : SZTTLACETATE ModelNumber : SZTTLACETATE NumberOfBoxes : 1 NumberOfItems : 1 NumberOfLithiumIonCells : 1 PartNumber : SZTTLACETATE ProductDescription : Songzi Optics SZTTL series has long working distance, Wide Field Of View,very comfortable to work with. LED illumination system are available.Multi-layer anti-reflection coating provides extremely high resolution.Anti-glare, scratch-resistance optic lens ensure long time no-trouble use. Helping to reduce eyestrain,By cringing your patients closer,You can improve your posture and avoid stooping. Multiple magnification levels loupes offer performance matched to your requirements.Multiple magnification levels enable you to see more,spot problem earlier and offer even higher levels of precision treatment. Exclusive Telescope Design with Precision Coated Optics.Custom Manufactured to Your Unique Measurements.Including angle of declination and working distance, providing you with the best visual and ergonomic system available. ProductSiteLaunchDate : 2012-10-08T04:00:00.000Z RequiredProductComplianceCertificate : CE Size : Magnification:3.5X SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 41111700