he ne laser (hindi)
18:52
einstein coefficients
11:55
ruby laser (construction and working)
13:03
laser (hindi)
30:57
LASER | FUNDAMENTALS OF PHOTONICS | ENGINEERING PHYSICS |ONE SHOT|ALL UNIVERSITYPRADEEP GIRI SIR
18:32
newton’s rings
31:21
Nd : YAG LASER || PRINCIPLE, CONSTRUCTION, WORKING AND ENERGY LEVEL DIAGRAM OF Nd YAG LASER || NOTES
16:42
Ruby laser and He Ne laser II btech 23-24 II #aktu #ikgptu engineering physics
22:15