Adults need bifocal lens spectacle.
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yesterday at your service to the latest version of this word to get to the school to the latest version here to the
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Bifocals are glasses that have both a correction for your distance vision on the top of the lens, and a correction to help you read on the bottom. ... These lenses have a very large area devoted to your distance vision, with a smallish insert or segment that allows you to focus on objects up close.
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