optical pair sentence in Hindi

Examples

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 ".