Quiz For Prism: A Fresh Angle on the Subject
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Question 1 of 40
1. Question
Many non-optically prisms used are ____________.
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Question 2 of 40
2. Question
What type of prism is specifically created to separate white light into ROYGBIV?
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Question 3 of 40
3. Question
Which of these is a polarizing prism?
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Question 4 of 40
4. Question
A 1^ prism will
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Question 5 of 40
5. Question
How strong is a prism that will deviate light 1 cm at a distance of 4 meters?
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Question 6 of 40
6. Question
What rule calculates how to purposely create prescribed prism?
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Question 7 of 40
7. Question
What is another term for unwanted prism?
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Question 8 of 40
8. Question
If the eye is above the optical center of a plus lens, what type of prism is induced?
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Question 9 of 40
9. Question
If the patient’s right eye is closer to the nose in a plus lens, what direction of prism is induced?
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Question 10 of 40
10. Question
What happens when the mechanical PD of a pair of glasses does not match the patient PD?
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Question 11 of 40
11. Question
What type of induced prism makes people look shorter?
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Question 12 of 40
12. Question
What form of induced prism is unavoidable with many bifocal styles?
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Question 13 of 40
13. Question
Where is the optical center (OC) located on a round 40 lens?
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Question 14 of 40
14. Question
Which of these bifocal styles has no image jump?
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Question 15 of 40
15. Question
Calculate the amount of image jump for this lens: Round 22, -1.00 DS, ADD of 3.00 at a reading distance of 8 mm.
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Question 16 of 40
16. Question
What is the correct term for a misaligned eye?
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Question 17 of 40
17. Question
The base of a prism is usually _________ of the deviation of the eye.
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Question 18 of 40
18. Question
Which of these can possibly cause hemianopia?
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Question 19 of 40
19. Question
When the prism imbalance is too great, the patient may experience ___________.
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Question 20 of 40
20. Question
A lens has 2/3^ and it has an incorrect PPD variance of 3.0 mm, what does this mean?
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Question 21 of 40
21. Question
Which combination is an adding prism combination?
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Question 22 of 40
22. Question
When is horizontal decentration unnecessary?
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Question 23 of 40
23. Question
For a lens of Plano -2.00 x 180°, what is the power at 135°?
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Question 24 of 40
24. Question
For horizontal prism to be created on a toric lens, what is true?
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Question 25 of 40
25. Question
Which statement is true?
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Question 26 of 40
26. Question
Which of these is a potential solution for vertical imbalance?
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Question 27 of 40
27. Question
To which lens is reverse slab-off applied?
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Question 28 of 40
28. Question
An optician sees prism in quadrant 1 of a right lens, this indicates:
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Question 29 of 40
29. Question
Which is a lensometry error that may affect measuring prism?
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Question 30 of 40
30. Question
Approximately how thick is a Fresnel prism?
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Question 31 of 40
31. Question
A Fresnel prism will __________.
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Question 32 of 40
32. Question
Approximately ____________ visits to the doctor or hospital today are due to diplopia.
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Question 33 of 40
33. Question
Diplopia can be a hallmark of ____________.
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Question 34 of 40
34. Question
Diplopia can limit or prohibit ______________.
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Question 35 of 40
35. Question
What is true with a basic esophoria or exophoria?
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Question 36 of 40
36. Question
What is a possible condition related to right head turn
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Question 37 of 40
37. Question
The Krimsky test will measure ___________________.
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Question 38 of 40
38. Question
What is sometimes used for testing the type of diplopia instead of a Maddox rod?
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Question 39 of 40
39. Question
What definitively measures the protrusion of the eye?
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Question 40 of 40
40. Question
What is one reason that surgery might be an option to correct diplopia?