SPECTACLE LENS SUPPLY SYSTEM, SPECTACLE LENS SUPPLY METHOD, SPECTACLE LENS SUPPLY PROGRAM, SPECTACLE LENS RECOMMENDED TYPE PRESENTATION DEVICE, AND SPECTACLE LENS PRODUCTION METHOD
First Claim
1. A spectacle lens supply system to supply a progressive power lens, the system comprising:
- a determination section to determine a size of an area of clear vision in a progressive power lens according to a level of a prescribed fixation disparity amount.
1 Assignment
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Accused Products
Abstract
Provided is a spectacle lens supply system to supply a progressive power lens including a determination section to determine a size of an area of clear vision in the progressive power lens according to a level of a prescribed fixation disparity amount. The determination section selects a type having an area of clear vision same as or narrower than that of a reference progressive power lens when the prescribed fixation disparity amount is larger than or equal to a reference fixation disparity amount and selects a type having an area of clear vision same as or wider than that of the reference progressive power lens when the prescribed fixation disparity amount is smaller than the reference fixation disparity amount.
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Citations
9 Claims
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1. A spectacle lens supply system to supply a progressive power lens, the system comprising:
a determination section to determine a size of an area of clear vision in a progressive power lens according to a level of a prescribed fixation disparity amount. - View Dependent Claims (2, 3, 4, 5)
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6. A spectacle lens supply method to supply a progressive power lens, comprising:
a determination step of determining a size of an area of clear vision in a progressive power lens according to a level of a prescribed fixation disparity amount.
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7. A non-transitory computer-readable recording medium storing a spectacle lens supply program to cause a computer, in a spectacle lens supply system to supply a progressive power lens, to function as a determination section to determine a size of an area of clear vision in the progressive power lens according to a level of a prescribed fixation disparity amount.
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8. A spectacle lens recommended type presentation device to present a recommended type recommended with respect to a size of an area of clear vision of a progressive power lens, the device comprising:
a determination section to determine a size of an area of clear vision in the progressive power lens according to a level of a prescribed fixation disparity amount.
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9. A spectacle lens production method, comprising:
a determination step of determining a size of an area of clear vision in a progressive power lens according to a level of a prescribed fixation disparity amount.
Specification