Specification Brand : Songzi Optics BulletPoint1 : 2.5X Loupes Field Of View: 150mm,Depth of field: 200mm, Working Distance R(300mm -500mm), L(450mm-650mm),Weight: 45g. BulletPoint2 : 3X Loupes Field Of View: 140mm. Depth of field:200mm ,Working Distance R(300mm -500mm), L(450mm-650mm),Weight: 50g. BulletPoint3 : 3.5X Loupes Field Of View:130mm.Depth of field: 200mm, Working Distance R(300mm -500mm), L(450mm-650mm),Weight: 55g BulletPoint4 : Buyer can use PDCheck AR APP on phone, and save PD data screenshot, there are Far PD and Near PD. If you are a dentist, you need to choose Far PD, but need to reduce 4mm, for example Far PD is 66mm, that mean dental working distance Near PD should be 62mm, then you need to choose 62mm Near PD variation when place order. If you are a surgeon, you can use the APP Near PD data directly. BulletPoint5 : If your Near Pupil distance is not included into loupes variations, please choose Other Near PD, and leave your Near interpupillary distance in the message and we will customize it according to your size. BulletPoint6 : Please choose working distance, then send message in the order, if you are siting while wearing loupes, we recommend Working Distance R(300mm -500mm), if you are standing while wearing loupes, we recommend Working Distance L(450mm-650mm) Color : Near Pd 58mm ExternallyAssignedProductIdentifier : 3806984026510 ExternallyAssignedProductIdentifier1 : 606719469451 ExternallyAssignedProductIdentifier2 : 0606719469451 FdaDeviceClassification : i FdaIndicationOfUse : otc_and_rx FdaInstructionsForUseType : consumer FdaLabelType : consumer GpsrSafetyAttestation : 1 Hazmat1 : LITHIUM ION BATTERIES PACKED WITH EQUIPMENT Hazmat10 : DE_SmallLithiumIonBatteryWithEquipment Hazmat11 : EG_SmallLithiumIonBatteryWithEquipment Hazmat12 : ES_SmallLithiumIonBatteryWithEquipment Hazmat13 : FR_SmallLithiumIonBatteryWithEquipment Hazmat14 : GB_SmallLithiumIonBatteryWithEquipment Hazmat15 : IN_SmallLithiumIonBatteryWithEquipment Hazmat16 : IT_SmallLithiumIonBatteryWithEquipment Hazmat17 : JP_SmallLithiumIonBatteryWithEquipment Hazmat18 : MX_SmallLithiumIonBatteryWithEquipment Hazmat19 : NL_SmallLithiumIonBatteryWithEquipment Hazmat2 : UN3481 Hazmat20 : PL_SmallLithiumIonBatteryWithEquipment Hazmat21 : SA_SmallLithiumIonBatteryWithEquipment Hazmat22 : SE_SmallLithiumIonBatteryWithEquipment Hazmat23 : SG_SmallLithiumIonBatteryWithEquipment Hazmat24 : TR_SmallLithiumIonBatteryWithEquipment Hazmat25 : US_SmallLithiumIonBatteryWithEquipment Hazmat26 : ZA_SmallLithiumIonBatteryWithEquipment Hazmat27 : 9 Hazmat3 : II Hazmat4 : 9 Hazmat5 : AE_SmallLithiumIonBatteryWithEquipment Hazmat6 : AU_SmallLithiumIonBatteryWithEquipment Hazmat7 : BR_SmallLithiumIonBatteryWithEquipment Hazmat8 : CA_SmallLithiumIonBatteryWithEquipment Hazmat9 : CN_SmallLithiumIonBatteryWithEquipment ItemName : 2.5X 3X 3.5X Songzi Optics Gray Titanium Frame TTL Dental Surgical Loupes Customized Wide Field of View (Magnification:3.5X, Near Pd 58mm) ItemPackageDimensions_Height : 16 centimeters ItemPackageDimensions_Length : 23 centimeters ItemPackageDimensions_Width : 13 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : professional-dental-and-surgical-loupes MagnificationStrength : 3.5 multiplier_x Manufacturer : Songzi Optical Co.,Ltd Material : Polyimide Material1 : Fabric Material2 : Glass Material3 : lithium Material4 : Metal ModelName : SZTTLGREY ModelNumber : SZTTLN253035 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfLithiumIonCells : 1 PartNumber : SZTTLTTNEW 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.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 for the best possible vision through the lens. Warm Tipes: Buyer can use PDCheck AR APP on phone, and save PD data screenshot, there are Far PD and Near PD. If you are a dentist, you need to choose Far PD, but need to reduce 4mm, for example Far PD is 66mm, that mean dental working distance Near PD should be 62mm, then you need to choose 62mm Near PD variation when place order. If you are a surgeon, you can use the APP Near PD data directly.If your Near Pupil distance is not included into loupes variations, please choose Other Near PD, and leave your Near interpupillary distance in the message and we will customize it according to your size. ProductSiteLaunchDate : 2012-10-08T18:00:00.000Z RequiredProductComplianceCertificate : 1 Runtime : 5 hours Size : Magnification:3.5X SupplierDeclaredDgHzRegulation : other SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 41111700