| • क्राउन चाक्षुष् काँच • क्राऊन चाक्षुष काँच • क्राऊन प्रकाशिक काँच | |
| crown: राजपद पूर्णता | |
| optical: चाक्षुष चाक्षुष | |
| optical glass: आप्टिकल ग्लास | |
| glass: आईना शीशे की वस्तु | |
crown optical glass meaning in Hindi
crown optical glass sentence in Hindi
Examples
- The Protar is considered the first " modern " lens, because it had an asymmetric formula allowed by the new design freedom opened up by newly available barium oxide, crown optical glasses.