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What are the two most important components of the visual pattern?
What are the two most important components of the visual pattern?
- Accommodative pattern – ability of the eye to see clearly
- Convergence pattern – provides mechanism for maintaining single vision
What are probe bodies used for in the investigation of the visual pattern?
What are probe bodies used for in the investigation of the visual pattern?
Probe bodies (lenses and prisms) are used to investigate the extent and degree of intensity of the relationship between the accommodative and convergence patterns.
What is the effect of plus lenses on the accommodative pattern?
What is the effect of plus lenses on the accommodative pattern?
Plus lenses inhibit/relax accommodation, make the light more convergent, and magnify the image.
What is the effect of minus lenses on the accommodative pattern?
What is the effect of minus lenses on the accommodative pattern?
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What is the effect of base-in prisms on the convergence pattern?
What is the effect of base-in prisms on the convergence pattern?
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