VT-30 Manual Phoropter Specifications:
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Sphere
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Range:-19.00D~+16.75D Step: 0.25D; When applied with auxiliary
lens +0.12D Step:0.12D
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Cylinder
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Range:0~-6.00D;When applied with auxiliary cylinder lens: 0~-8.00D Step:0.25D;
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When applied with auxiliary cylinder lens +0.12D Step:0.12D
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Cylinder axis
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Range:0~180°;Step:5°
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Rotary prism
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Range:0~20;Step:1
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Cross Cylinder
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Cross cylinder lens synchronized with cylinder asis
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PD adjustment
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50~75mm;Step:1mm
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Convergenc adjustable
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∞,380mm(When PD 64mm)
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Forehead reat adjustable
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16mm
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Vertex corned distance
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13.75mm(From corneal point to standard lens surface)
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Dimension
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335(L)*320(W)*98(H)mm
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weight
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5kg
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