Nystagmus spectacles according to Dr. Blessing type 521 with fixed lenses and connection cable

The nystagmus spectacles according to Dr. Blessing type 521 have fixed lenses, a fixed connection cable and a clip headband. Color of the glasses: white.

Scope of delivery: One set
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Modern vestibular diagnostics require high precision in the search for spontaneous or provocation nystagmus. The new nystagmus spectacles according to Dr. Blessing are an easy to use alternative. Under the new nystagmus spectacles, nystagmus intensity and nystagmus amplitude reach 80% and 99% respectively of the elektronystagmographic values.
The illumination of the nystagmus spectacles is indirect, so no light-diffusing
reflexes, which lead to an undesirable, nystagmus-inhibiting gaze fixation.
in the patient. Since direct illumination of the eye is prevented by the shielding of the light bulbs, the occurrence of the PURKINJE vein image, which can trigger an arbitrary "illuminated spectacle nystagmus" through its movement, which can produce false positive nystagmus findings, can be ruled out.