iris a variable aperture in an optical system used to control the total intensity of incoming light – Meaning and Explanation

Part of speech : Phrase

Urdu Meaning (اردو معنی)

قرحیہ ، قوس قزح ،قوس : 1 ۔ ورئبرینس کی آنکھ کا رنگین حصہ 2 ۔ کسی نوری آلے میں عد سے کے اوپر تسویہ پزیر سوراخ بنانے والا ڈایا فرام ۔

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