Catalog
GD1219002
Manual Lensmeter
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FEATURES |
1. Outer reading Lensmeter |
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2. ±25D Measurement | |
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3. Wide field of visioin observation | |
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MAIN TECHNICAL INDEXES | |
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Range of measurement |
-25D~+25D |
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Minimum: Outer Reading |
-5D~+5D: 0.125D |
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Minimum: Inner Reading |
-5D~+5D: 0.125D; -5D~-25D, +5D~+25D: 0.25D |
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Astigmatism axis angle of cylindrical lens |
0°~180°Minimum scale value 1° |
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Prism degree |
Model A 0~5△ Minimum scale value 1△ |
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Model B (with prism compensator) 0~20△ Minimum scale value 1△ | |
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Prism basal angle |
0~180° |
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Range of ocular visibility adjustment |
-5D~+5D |
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Size of measured lens |
Φ16~Φ86mm |
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Weight |
4 kg |
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Lamp of illumination |
~220V/-3V 3W or ~110V/-3V 3W |