YZ24B+YZ11D Retinoscope and Ophthalmoscope Set
Retinoscope and Ophthalmoscope could be charged together
YZ24B could quickly and precisely measure the astigmatism axis
YZ11D could observe the fundus clearly
Continuously adjustable brightness
Anti-recharging and anti-discharging functions protect the battery
Specification
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YZ24B Streak Retinoscope |
Working Distance: 0.67mm |
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Streak: 3~20mm |
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Illumination Source: 3.5V/2.8W |
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Streak Rotation: 360º |
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Input voltage: |
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Power: Li + battery pack DC |
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YZ11D Direct Ophthalmoscope |
Illumination form: big spot, middle spot, small spot, redfree |
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Diameter of filter: 0.2~0.4MM |
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Illumination brightness: ≥80IX |
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Diopter compensation: -35D to +20D, 24 in total |
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Illumination Source: 2.6V/0.78W bulb |
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Battery: Rechargeable 3.7V Li-on Battery |
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