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7 Cards in this Set
- Front
- Back
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Internal lens stress can be detected using a:
A. Lensometer B. Distometer C. Polariscope D. Pedometer |
C. Polariscope
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A lensometer is used for measuring:
A. Sphere Power B. Cylinder Power C. Prism D. All of the above |
D. All of the above
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Prism is read in lensometer using the:
A. Power drum B. Lens holder C. Reticle D. Spotting device |
C. Reticle
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Vertex distance is measured using a:
A. Lensometer B. Polariscope C. Vertometer D. Distometer |
D. Distometer
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A lensomter reticle is divided in quadrants to measure the:
A. Cylinder axis B. Direction of the prism C. Sphere power D. None of the above |
B. Direction of the prism
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Lens calipers are commonly used to measure:
A. Lens diameter B. Bifocal height C. Index of refraction D. Lens thickness |
D. Lens thickness
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A pupillometer is used to measure the:
A. Diameter of the pupil B. Radius of the pupil C. Interpupillary distance D. Height of the pupil |
C. Interpupillary distance
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