April 13, 2010

1-2 (1-2)

1.
the stenopaeic is a trial case _ accessory used in subjective refraction, especially when high astigmatism is present. in spite of its simplicity, you are the first person to pick this result.


2.
a. with narrow aperture.
a. with narrow petals.
a. eating only a narrow range of interference visions.