B.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Optometry
VISUAL OPTICS
(2016 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. Donder's rule of hypermetropia.
2. AC/A ratio.
3. Anisometropia.
4. Back vertex distance.
5. Define Myopia.
6. Astigmatic fan.
7. Prism used in Ophthalmology.
8. Disadvantages of aphakic glasses.
9. Define colour vision.
10. Define contrast sensitivity.
Sub. Code
32
CP-7935
2
Wk 6
Part B x 5 25)
Answer all questions.
11. Optical aberrations of the eye.
Or
Optics of Astigmatism.
12. Jackson Cross Cylinder (JCC).
Or
Fogging Technique.
13. Duochrome Test.
Or
Components of optical system.
14. Uses of prisms in Ophthalmology.
Or
Define Amblyopia and its types.
15. Factors affecting visual acuity.
Or
Anomalies of accommodation.
Part C x 10 30)
Answer all questions.
16. Write in detail about keratometry.
Or
Principles and techniques of retinoscopy.
CP-7935
3
Wk 6
17. Write in detail about reduced eye.
Or
Optics, types, clinical features and management of
Hypermetropia.
18. Define visual acuity. Discuss in detail the various
types of visual acuity charts and their applications .
Or
Subjective methods of verification of refraction.
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