Lab TP's Flashcards
1
Q
Where is the far point in this picture? (Picture is of newspaper that’s in focus and blurred background)
A
At arm’s length in front of the eye
2
Q
If the far point is 50cm in front of the eye, the degree of myopia is..?
A
-2.00D
1/.5m=-2m (negative because IN FRONT of the eye)
3
Q
Eye: emmetropic trial frame lens: +1.00D this ‘EYE + LENS’ system is?
A
MORE myopic! -1.00
4
Q
Which of these optics may REDUCE visual acuity in a myopic eye? (Making it worse)
Move focus close from retina Move focus far from retina Longer eye Shorter eye Larger pupil Smaller pupil
A
Move focus far from retina
Longer eye
Larger pupil
