Frenzel Glasses
Q. 1
Illuminated frenzel glasses are used in detecting‑
| A |
Nystagmus |
|
| B |
Heterophoria |
|
| C |
Esotropia |
|
| D |
Astigmatism |
Q. 1
Illuminated frenzel glasses are used in detecting‑
| A |
Nystagmus |
|
| B |
Heterophoria |
|
| C |
Esotropia |
|
| D |
Astigmatism |
Ans.
A
Explanation:
Ans. is ‘a’ i.e., Nystagmus
Illuminated frenzel galsses (+20 lenses) are useful for abolishing fixation and thus revealing peripheral vestibular nystagmus.
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