YZ38 Keratometer, price includes electric table

YZ38 Keratometer

Product Abstract:

Dual position | Halogen lamp | Corneal radius:5.5 to 11mm | Precision:0.02mm, 0.25 dptr.

Product Description

Product Abstract:
The product is applied in measuring diopter on the surface of cornea, and the axis and diopter of cornea astigmatism.Also, it can measure the diopter of implanting lens assisted by A ultrasonic.

Specifications:
Measuring head
Size of measuring targets	18*24mm
Distance between measuring targets and cornea	175mm
Objective lens magnification	1.2X
Eyepiece magnification	15X
Total magnification	18X
Radius of curvature	5.5~11mm
Refractive power	30~60dpt
Accuracy ------Radius	0.02mm
------Refractive power	0.25dpt
Refractive index based on the diopter calculation	1.3375
Minimum surface required for measurement	At 5.5mm ; Φ 1.65mm
	At 7.5mm ; Φ 2.30mm
	At 11mm ; Φ 4.00mm
Scale protractor: ----------Field	0~180°
---------Graduation	5°
Illumination:	6V20W Halogen bulbs
Movement base
Fore and back movement	90mm
Left and right movement	100mm
Fine movement	15mm
Vertical movement	30mm
Chin-rest parts
Vertical movement	80mm
Power source
Input voltage	115/230V~
Input frequency	50/60HZ
Input power	56VA
Output voltage	7.2V~11.6V
Electric safe standard	Conform to Standard IEC601-1,Class I Type B
Dimension and weight
Packing box	570mm570mm485mm
Total weight	23kg
Net weight	18kg