FEATURES
● Power marks printed on Flat Base
● Aluminium Carrying Case
● Large Delta Testing Range
● Glasses High Light Transmittion
● FDA approved Medical Grade
SPECIFICATIONS
Direction Type: Vertical or Horizontal
Delta: 1 2 3 4 5 6 7 8 9 10 15 20 25 30 40 50 60 80..
FEATURES
● Power marks printed on Edge
● Aluminium Carrying Case
● Vertical and horizontal Test
● CE certificated
SPECIFICATIONS
● Horizontal Delta: 1,2,4,6,8,10,12,14,16,18,20,25,30,40 & 45 (16 deltas)
● Vertical Delta: 1,2,3,4,5,6,8,10,12,14,16,18,20,25 &a..
FEATURES
● Power marks printed on Flat Base
● Aluminium Carrying Case
● Large Delta Testing Range
● PMMA Material
SPECIFICATIONS
Direction Type: Vertical or Horizontal
Delta: 1/2,1,2,4,6,8,10,12,15,20,25,30,35,40,45,50 (16 Deltas)
One red filter lens total:1..
FEATURES
● Power marks printed on Flat Base
● Aluminium Carrying Case
● Large Delta Testing Range
● PMMA Material
SPECIFICATIONS
Direction Type: Vertical or Horizontal
Delta: 1/2,1,2,3,4,5,6,7,8,9,10,12,14,16,18,20,25,30,35,40,45,50(22 Deltas)
One red..
Professional UV Tester 103A with fake/adjustable 400nm guage
Features:
This item is the most convenient and practical UV-400nm measuring intrument. It is clean at one glance to anti-UV transmittivity.
Specifications:
■Power: 110V/60Hz, 220V/50Hz
■Weight: 0.6kg
■Dimensi..
Measuring Range :3mmHg~70mmHg
Measuring Error:
±1.5mmHg(3mmHg≤intraocular pressure≤25mmHg)
±2.5mmHg(25mmHg<intraocular pressure≤70mmHg)
Measurement can go along both in standing and lying posture
Wireless data printing
Esay to learn ,easy to use
Lightweight and handy
No a..
Features:
The well positioned filament can be rotated 360° and move upward and downward. Brightness of the streak can be adjusted.
Quickly and precisely measure the astigmatism axis.
The light can be converged, radiated and paralleled.
Quick and convenient recharging, against over recharging..
The refractive tests include:
Measurement of visual acuity using Snallen letter and illiterate E-chart,and Times Roman reading types.
Accurate determination of presbyopic additions and other near corrections.
Near vision astigmatism tests.
Amplitude of acc..