Diaphragm with 4 Double Slits of Different Spacings
American 3B Scientific U14100 Diaphragm with 3 double slits of different widths)
Single Slit Double Slits, with Holder Observation Board Red Light Source, Optics Elements, Optical Physical Experiment Kit, Interference Diffraction Grating Sheet 50 * 50mm
3B ScientificU14101 Diaphragm With 4 Double Slits Of Different Spacing
TrustPilot
法蒂玛 A.
3天前
伊姆兰 F.
2 周前
30天对于 PRO 会员用户
15天无会员资格
Farhan Q.
2 个月前
阿里·H.
1天前
