Information sur le fabricant
Société : Shanghai JIANONGDA Co., Ltd. |
|
Adresse : No.2727 Daye Road, Fengpu Industrial Zone
Fengxian, Shanghai
China |
|
Téléphone : +0086-021-57407426 |
|
.
Parameter:Sphere power range:+16.75d~-19.00d,with minimumreading 0.25D or 0.12D(when +0.12D auxiliary lens or optional±0.12D lens in use)+26.75D~-29.00S(when optional ±10.00Dlens in use)Cylinder power range:0~-6.00D,with minimum reading0.25D or 0.12D(when +0.12D auxiliary cylinder lens in use)0~-8.00D(when -2.00 auxiliary cylinder lens in use)Cylinder axis:0-180°,5°stepsCross cylinder:±0.25D reversal,±0.50D optionalRotary prism:0△~20△,1△ stepPD adjustment:48mm~80mm,1mm stepForehead rest adjustment:16mmConvergence adjustment:the optical axes of the lenses arealigned at a distance of 400mmm from the vertexes of thecornea(2mm each for right and left inward),interpupillarydistance enabling convergence = 57mm to 80mmCorneal distance device:2mm forward and 5mm backwardfrom standard plane with scaleEffective field of view:19mmDimentsions(packing):580mm(L)x430mm(W)x250mm(H)Weight(packing):7.0kgsDiscount available for bulk orders!
|