| 1. | A projection lens incorporating aspheric elements to correct for spherical aberration.
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| 2. | This can be prevented by using elements with convoluted aspheric curves.
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| 3. | The Mr . Magoo look-- aspheric eliminates that.
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| 4. | It is true that aspheric lenses are used in cameras and binoculars.
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| 5. | The problem with aspheric lenses is that they are a broad category.
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| 6. | Unlike conventional optical grinding, complex aspheric surfaces can be machined easily.
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| 7. | The reading portion is an aspheric " progressive add ".
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| 8. | It was reported by Otto Ahlstr�m in 1950 that most have aspheric surfaces.
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| 9. | The aspheric elements were created by the use of a membrane polishing technique.
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| 10. | This is also true with aspheric design lenses.
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मोबाइल