| |
| The Advent of a New Branch of Optical Instruments |
| |
 |
| Examination with the hand ophthalmoscope, ca. 1922. |
| |
 |
| Modern SL 115 Classic Slit Lamp from Carl Zeiss. |
| |
From 1900 onwards, a further focus of activity at Carl Zeiss was the development of standard instruments for the examination of the posterior and anterior segments of the eye. Although all of the instruments created during this period were trend-setting innovations in their own right, special mention should be given to the ”Large Ophthalmoscope” (1910) for the monocular and binocular examination of the eye and to the ”Slit Lamp” for the examination of the cornea, the anterior chamber, and part of the vitreous body. These instruments were unrivaled for decades. Their basic design was subsequently adopted by all manufacturers of ophthalmic instruments. The retinal camera, which was based on the principle of the ophthalmoscope, and the slit illuminator number among the most important standard instruments of every ophthalmologist’s practice and eye clinics to this very day.
 |  |
| Large Ophthalmoscope after Gullstrand. | First Nernst slit lamp after Gullstrand. |
| |
Return to the top of the page | |
|