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ARK-4000 Optometry Auto Ref Keratometer
ARK-4000 Optometry Auto Ref Keratometer
Trusted Services:
1.Video chat to check our factory and products;
2. Free online technical support and training;
3. Free online installation support;
4.1-3 Years quality warranty;
5. Lifetime after sales support.
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Product Description

Features

1. Humanized detail design
2. Comfortable operation and smooth measurement
3. Adjustable LCD screen for convenient measurement
4. Hartmann’s Principle
5. New light path design, clear human eye imaging effect
6. The screen can be rotated freely up and down
7. Automatic eye tracking for lifting, automatic measurement
8. Electric lifting amount tow
9. Off-speed printer
10. High-speed image acquisition system, advanced image processing and analysis

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Specifications

Range of measurement

Sphere

-20~+20D(VD=12) 0.12D/25D step

Cylinder

-10~+10D 0.12D/25D step

Axis

0°~180° (1°step)

PD

10-85mm,1mm step

VD

0mm,12mm,13.75mm

Min Pupil Size

2.0mm

 Keratometry

Corneal apex distance

0.0, 12.0, 13.75, 15.0

Spherical mirror degree

-20.00D ~ + 20.00D (VD = 12mm, 0.01,

0.06, 0.12, 0.25 units)

Axis position

10 ~ 180 ° (1 ° unit)

Cornea diopter

33.00D ~ 67.0D (when the corneal equivalent

diopter is 1.3375)

Cornea curvature radius

5.0 ~ 10.0mm (0.01mm accuracy)

Measure light energy

<30uw (ensure measurement safety)

 Others

Stored data

10 measurements each

Display

8-inch TFT touch screen (adjustable viewing angle)

Print

57mm thermal printer

Power supply

AC 100 ~ 250V, 50 / 60Hz, wide power supply

Dimension

680mm x (width) 400mm x (height) 640mm

Gross weight

~26KG



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1. In CIF or CIP term, it is the seller's obligation to arrange the insurance service and afford the insurance fee. In other terms, it depends on the buyer as whether to buy the insurance service or not, but we kindly suggest the buyer to buy the insurance service in order to reduce loss in case that any risk happens.
2. Above information is just for your reference, for detailed legal terms, please check the original "Incoterms 2010".