optical pair इन हिंदी

optical: चाक्षुष चाक्षुष

pair: जोड़ा दंपती दो

	1.	The two stars are not physically associated with each other, and thus only form an optical pair.
	2.	In all, Herschel discovered over 800 confirmed double or multiple star systems, almost all of them physical rather than optical pairs.
	3.	On the night sky it lies near the 1.6 magnitude star Lambda Scorpii, and the two form an optical pair that is sometimes called the " Cat's Eyes ".

optical monochromator	optical nonlinearity	optical null method
optical number	optical organ	optical parallex
optical parametric oscillator	optical path	optical path difference

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