| Name | Value |
|---|---|
| NAME | 6540-439607 |
| LIFE EXPECTANCY | 13 |
| BRIEF DESCRIPTION | LENS MEAS INST OPHTH |
| NOMENCLATURE | LENS MEASURING INSTRUMENT, OPHTHALMIC. A DEVICE FOR DETERMINING THE OPTICAL PROPERTIES OF A LENS, SUCH AS DIOPTRIC POWER, AXIS, AND ANGLE BETWEEN CYLINDERS. IT MAY HAVE A DEVICE FOR MARKING THE LENS. |