👉 Optional Light Particles, also known as optically active particles or chiral particles, are subatomic entities that exhibit unique optical properties due to their asymmetry. Unlike regular particles, these particles can rotate the plane of polarized light, a phenomenon known as optical activity. This property arises from their chiral structure, meaning they lack mirror symmetry and can exist in two enantiomeric forms that interact differently with left- and right-handed circularly polarized light. These particles are crucial in various scientific fields, including chemistry, physics, and biochemistry, particularly in the study of molecular chirality, which is essential for understanding the behavior of many biological molecules like amino acids and sugars. Optical activity has practical applications in pharmaceuticals, where the enantiomeric purity of a drug can significantly affect its efficacy and safety.