The Topcon OM-4 Ophthalmometer is a compactly designed and easy-to-use instrument providing precise objective measurements of the corneal radius of curvature plus accurate measurements of the radius of curvature of contact lenses.
Type | Sutcliff type |
SCALES: | |
Corneal radius of curvature | 5.5 to 12 mm |
Minimum reading | 0.01 mm |
Corneal refractive power | 28.00 to 60.00 dptr. |
Minimum reading | 0.125 dptr. |
Axis of corneal astigmatism | 0 to 180° |
Minimum reading | 1° |
Diopter adjusting scale | 0 to ±5 dptr. |