DIPLOMA IN OPHTHALMIC TECHNIQUE
EXAMINATION, NOVEMBER 2017
OPTOMETRIC INSTRUMENTS
(2016 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. List out the uses of direct opthalmoscope.
2. What do you mean by indentation tonometry?
3. Draw and label different part of PC IOL.
4. What is the use tryphan blue?
5. What is the difference between spot retinoscopy and
streak retinoscopy?
6. What is Bjerrum screen?
7. Explain the role of Red and Green goggles in orthoptics
investigations.
8. List out various bacterial stains to find out causative
organism in corneal ulcer.
9. What is the role of nylon sutures in cataract surgery?
10. List out the procedure to conduct screening and refraction
camp.
Sub. Code
14
CP-8456
2
Wk16
Part B x 5 25)
Answer all questions.
11. What is Scan? Explain the procedure of Scan
and write down SRK and II) formula.
Or
What is indirect ophthalmoscopy? List out
advantages and disadvantages of indirect
ophthalmoscopy over direct ophthalmoscopy.
12. Explain the procedure of trab surgery.
Or
What are various types of block given during
cataract surgery?
13. Explain the procedure of streak retinoscopy.
Or
Explain in detail about Lister's Perimetry.
14. What is ocular prosthesis? Indication for ocular
prosthesis and procedure of ocular prosthesis.
Or
How to assess grades of binocular single vision and
explain each grades of BSV?
15. What is JCC? Explain the importance and use of
JCC in refraction,
Or
What is tropia and phoria? Explain the procedure to
measure tropia and phoria with prism bar.
CP-8456
3
Wk16
Part C x 10 30)
Answer all questions.
16. What is IOP? Explain the procedure to measure IOP
with Indentation tonometer and applanation
tonometer.
Or
What is visual acuity? Explain different types of
visual acuity charts available and the procedure to
measure VA using different charts.
17. Explain Duochrome test and fogging procedure in
detail.
Or
Explain Hess Charting in paralytic squint in detail.
18. What is corneal ulcer? Explain different types of
corneal ulcer and stains and scraping of corneal
ulcer
Or
Explain different types of field defects in glaucoma.
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