having sharp, penetrating eyes, often used to describe someone who is observant or discerning.

तीक्ष्ण दृष्टि वाला

English Usage: The detective was gimlet-eyed, noticing every detail of the crime scene.

Hindi Usage: जासूस तीक्ष्ण दृष्टि वाला था, जिसने अपराध स्थल के हर विवरण को नोटिस किया।