Physics · Optics
निम्नलिखित में से किस दृष्टि दोष को दूर करने के लिए बेलनाकार लेंस (Cylindrical lenses) का उपयोग किया जाता है?
- 1जरा दूरदृष्टिता (Presbyopia)
- 2दृष्टि वैषम्य (Astigmatism)✓
- 3दूर दृष्टि दोष (Hypermetropia)
- 4निकट दृष्टि दोष (Myopia)
सही उत्तर देखें
दृष्टि वैषम्य (Astigmatism)
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