Optics of the Eye PS 14

Which of the following statements is not accurate about the pupil of the eye?
Click the card to flip 👆
1 / 12
Terms in this set (12)
Which of the following statements is not accurate about the pupil of the eye?
The entrance and exit pupils of the eye are images of the physiologic pupil.
Which of the following is not an accurate description of the Stiles Crawford Effect?
It explains why blue focuses in front and red focuses behind the retina
Pupil size is important in diffraction. Which of the following correctly characterizes that relationship?
a. Light bends around the edges of a pupil
For small pupils less than 1mm, the point spread function
Has a widely spread distribution
What pupil size is ideal for visual acuity and balancing the effects of diffraction with spherical aberration?
3.00-4.00mm
For what pupil diameter pupil will spherical aberration have the greatest effect on VA?
5mm
The size of a retinal blur circle is proportional to
defocus
size of the pupil
angle of resolution
all of the above
The goal of the pinhole test is to
Look for improvement in VA
Reduce the pupil size
Reduce the blur circle size
Differentiate between refractive and non-refractive vision problems
All of the above
In reference to the depth of field and depth of focus, all the following are true except which one?
Linear depth of field equals the dioptric depth of field
Which of the following does not provide a larger depth of field
The larger the pupil size the larger the depth of field
Which of these factors does NOT contribute to night myopia?Alcohol consumptionWhat is the linear range of clear vision in an emmetrope with a depth of focus of +/-0.50D focused at their hyperfocal point?Infinity to 100cm