The increased loss of ability Presbyopia
of crystalline lens
accommodate is called:
Presbyopia
Myopia
Hyperopia
Aphakia
Which instrument can Slit lamp
provide simultaneous
information about the
cornea, lids, conjunctiva,
lashes, contact lens surface
and fit
Radiuscope
Corneoscope
Slit lamp
Keratometer
Anterior corneal curvature measurements obtained
K reading
using keratometer
The lens that is formed by the tears that collect between
Lacrimal lens
the base curve of a contact lens and the anterior cornea.
Plus lacrimal lens Steeper BC than "k" results in..
Minus lacrimal lens Results from BC being flatter than "k"
All astigmatism found in the curvature of the cornea as
Corneal astigmatism
determined by the k readings
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