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LY-8N Internal-reading Hand lens meter
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Item#
LY-8N
Abstract
Internal-reading lensmeter
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Description
CE
Product Abstract:
Hand Lensmeter measure lens dioptre directly and accurately.
Internal-reading lensmeter
| Specification: | |
| Ranges of Measurement: | 0 to ±25D |
| Minimun: Ourter Reading: | 0.125D |
| Inner Reading: | 0.125D graduation up 0 to ±5D, and 0.25D graduations over ±5D to ±25D |
| Digital: | 0.01D. |
| Cylinder Axis Range: | 0～180° |
| Primatic Power Range: | 0 ～ 5△ prism diopters 1△ graduations with prism compensation device 0～20△ Prism diopters, 1△graduations |
| Primatic Base Angle: | 0～180° |
| Eyepiece Adiustment: | ±5D |
| Dimension of Objective Lens: | Φ16～Φ86㎜ |
| Electric Voltage: | 220V/50Hz /DC -3V or 110V/60Hz /DC -3V |
| Power: | 3W |
| Net Weight: | 4kg |
| Volume: | 27.5(L) x 12(w) x 43(H)cm |
| Packing size |
44x48x31cm (2pcs), 0.0655cbm (2pcs) |
| Gross weight: | 9.15kg (2pcs) |
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