Exam Details

Subject Ophthalmic Optics
Paper
Exam / Course Certificate In Dispensing Optics (CDO)
Department School of Health Science (SOHS)
Organization indira gandhi national open university
Position
Exam Date December, 2015
City, State new delhi,


Question Paper

1. The Snellen eye chart has a series of letters or letters and numbers, with the largest at the top.

True

False

None of the above

Can't say

2. Acuity and colour vision can be affected independently.

True

False

None of the above

Can't say

3. Hyperopia is also known as Farsightedness.

True

False

None of the above

Can't say

4. Coma aberration is dependent upon lens shape.

True

False

None of the above

Can't say

5. The optics of eye is very complex.

True

False

None of the above

Can't say

6. The bifocal segment height should be selected such that jump is minimised.

True

False

None of the above

Can't say

7. Glass lenses are suitable for everyday usage.

True

False

None of the above

Can't say

8. In spherical aberration off-axis rays are brought to a focus closer to the lens than are on-axis rays.

True

False

None of the above

Can't say

9. Aberration leads to blurring of the image produced by an image-forming optical system.

True

False

None of the above

Can't say

10. Density is a measurement of

Weight

Speed

Velocity

Size

11. Which of the following lenses provides a smooth transition from distance correction to near correction

Progressive

Bifocal

Single

Double

12. A bifocal adds a second lens called

Second

Add

First

Small

13. Which retinopathy is the most common retinal vascular cause of visual acuity loss?

Diabetic

Optic neuritis

Both and

None of the above

14. Legal Blindness is when a person's best-corrected vision is worse than:

20/200

20/20

200/20

20/2

15. The most common chart used in the doctor's clinic is

Snellen chart

LogMAR chart

Pelli-Robenson chart

None of the above

16. Hyperopia is the condition in which the image of a distant object falls:

Behind the retina

Front of the retina

Middle of the retina

Along the retina

17. An eye is said to be normal or emmetropic if the image of a distant object falls on the:

Retina

Lens

Cornea

Sclera

18. Coma aberration can be corrected by using corrective:

Lenses

Angle

Both and

None of the above

19. 0.5 mm is the Position of Posterior Surface of

Lids

Cornea

Eyelashes

None of the above

20. 6.70 mm is the radius of curvature of

Anterior surface of cornea

Posterior of cornea

Front of cornea

Middle of cornea

21. Which of the following type of lens has the same optical focal point or correction over the entire area of the lens

Single vision

Double vision

Both and

None of the above

22. The metric equivalent is 6/6 vision where the distance is 3 meters.

True

False

None of the above

Can't say

23. Departures of the performance of an optical system from the predictions of paraxial optics are:

Aberrations

Oblique

Rays

Light

24. Radius of curvature of posterior surface of lens core is

2.33 mm

5.76 mm

4mm

3mm

25. Which eye is a mathematical construction of which the dimensions and optical properties approximate those of the ordinary living eye

Schematic

Artificial

Strong

Weak

26. At the center of the retina is a small depression known as the:

Forea

Nerve cell

Both and

None of the above

27. Radius of curvature of Anterior surface of cornea is

1.0 mm

2.0 mm

5.0 mm

7.70 mm

28. Position of Anterior Surface of cornea is

3mm

7mm

0mm

6mm

29. Which of the following aberrations is positive when off-axis rays facus farthest from the axis and negative when they are closest?

Spherical

Oblique

Coma

None of the above

30. Two main effects of a Distortion:

Barral

Pincushion

Both and

None of the above


Other Question Papers

Departments

  • Centre for Corporate Education, Training & Consultancy (CCETC)
  • Centre for Corporate Education, Training & Consultancy (CCETC)
  • National Centre for Disability Studies (NCDS)
  • School of Agriculture (SOA)
  • School of Computer and Information Sciences (SOCIS)
  • School of Continuing Education (SOCE)
  • School of Education (SOE)
  • School of Engineering & Technology (SOET)
  • School of Extension and Development Studies (SOEDS)
  • School of Foreign Languages (SOFL)
  • School of Gender Development Studies(SOGDS)
  • School of Health Science (SOHS)
  • School of Humanities (SOH)
  • School of Interdisciplinary and Trans-Disciplinary Studies (SOITDS)
  • School of Journalism and New Media Studies (SOJNMS)
  • School of Law (SOL)
  • School of Management Studies (SOMS)
  • School of Performing Arts and Visual Arts (SOPVA)
  • School of Performing Arts and Visual Arts(SOPVA)
  • School of Sciences (SOS)
  • School of Social Sciences (SOSS)
  • School of Social Work (SOSW)
  • School of Tourism & Hospitality Service Sectoral SOMS (SOTHSM)
  • School of Tourism &Hospitality Service Sectoral SOMS (SOTHSSM)
  • School of Translation Studies and Training (SOTST)
  • School of Vocational Education and Training (SOVET)
  • Staff Training & Research in Distance Education (STRIDE)

Subjects

  • Basic Of Refractive Errors
  • Basic Science
  • Coating
  • Frames
  • Ophthalmic Optics
  • Optical Counter Management
  • Progressive Lens