Physics · Optics and Human Eye
निकट दृष्टिदोष (मायोपिया) के निवारण के लिए किस प्रकार के लेंस का उपयोग किया जाता है?
- 1द्विफोकसी लेंस (Bifocal Lens)
- 2बेलनाकार लेंस (Cylindrical Lens)
- 3अवतल लेंस (Concave Lens)✓
- 4उत्तल लेंस (Convex Lens)
सही उत्तर देखें
अवतल लेंस (Concave Lens)
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