Usage Guider:
1.The silver ring on the lens holder should be held toward the patient's eye during examination, which can ensure the right using direction and may provide for best image quality;
2.Keep the lens centring on the patients pupil;
3. Hold the lens far enough from the patient's eye so that the retinal image has the same diameter with the lens;
4.Keep the illumination sources as dark as possible to minimize reflections and image contrast;
5.Keep the lens clean to minimize glare from the lens surface.
ASPHERICAL LENS Available in...
Aspherical Lens 14D
Aspherical Lens 20D
Aspherical Lens 30D
Aspherical Lens 60D
Aspherical Lens 90D
Aspherical Lens 70D
Aspherical Lens 78D

Usage Guider:
1.The silver ring on the lens holder should be held toward the patient's eye during examination, which can ensure the right using direction and may provide for best image quality;
2.Keep the lens centring on the patients pupil;
3. Hold the lens far enough from the patient's eye so that the retinal image has the same diameter with the lens;
4.Keep the illumination sources as dark as possible to minimize reflections and image contrast;
5.Keep the lens clean to minimize glare from the lens surface.
ASPHERICAL LENS Available in...
Aspherical Lens 14D
Aspherical Lens 20D
Aspherical Lens 30D
Aspherical Lens 60D
Aspherical Lens 90D
Aspherical Lens 70D
Aspherical Lens 78D