High quality optics instrument optometry digital auto refractometer keratometer AR-1

parameter:

Performance index Measuring range
Spherical lens -20 M~+20M(D) (VD=12) (0.125M(D)step)
Cylinder -8m~+8m(D) (0.125(D)step)
Optical axis 0~180(1step)
Interpupillary distance measurement range 45mm~88mm (1mmstep)
Apex distance 0mm, 12mm, 13.75mm
The smallest measurable interpupillary distance φ2.0mm
Radius of curvature 5.00mm~10mm (step length: 0.01mm)
Corneal refractive power 33.75m~67.50m (D) (when the angular refractive index is 1.337) (0.12m, 0.25m (D) step)
Corneal astigmatism 0m~0.8m(D)90.12m, (0.12m, 0.25m(D)step)
Optical axis 1~180(1step)
Data storage ten times per eye
Visual target Follow-up cloud map
Display TFT LCD screen (7") pixels 770*480
Printing Thermal printing
Power supply AC 90V~264V, 50Hz~60Hz, 60VA
Size 478mm*268mm*472mm
Weight about 15.2Kg (not including lifting platform)

 Lens eye distance (VD): 0 mm, 12 mm, 13.75 mm

Monitoring screen: 7.0 TFT-LCD color display screen

Cloud and fog map: follow-up cloud and fog map

Eye alignment method: pupil circle and pupil center point

Printer: sensitive printer

Power supply: 100V-240V~ 50Hz/60Hz 50VA

Fuse type and specification: F3AL250V

Waterproof, etc.: IPXO, this instrument does not have waterproof function

Working environment:

Temperature: +5℃~+40℃ Relative humidity: 30%~85% (no condensation)

Air pressure: 700hPa~1060hPa

Transportation and storage environment

Temperature: -20℃~+45℃ Relative temperature: 10%~90%

Air pressure: 700hPa~1060hPa

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