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Eyeball protrusion meter(YZ9)
眼球突出计
Eyeball protrusion meter(YZ9)
眼球突出计
Product description +

Product features

The height of the eye protruding from the outer orbital rim can be accurately measured by applying an optical glass prism with an isosceles right triangle, projecting both the corneal vertex and the graduated scale through the total reflection of the oblique surface to the front of the prism.

技术参数

眼突测量范围      0~35mm  其精度为±0.5mm(半格)。
左、右棱镜其分度范围为0~35mm,直角边上的红色指示线应和计量数字为“18”的分度线对准,其偏移量不大于0.5mm(半格)。
眼球突出计的左、右棱镜分度线上零位应与支架圆弧最低处重合,其偏移量不大于0.5mm(半格)。
 眶距调节范围    80~120mm
 产品尺寸     240×68×23.5mm
产品重量     420g

 

 

 

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True Eye Care

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