Beck Spectroscope Prism - 搜索图片

1500×1278
gemcuts.com.au
Gemmological Hand Held Prism Spectroscope
550×333
scitechantiques.com
A Prism Spectroscope of the type Thomas Edison used in the development of his light bulb
400×300
worthpoint.com
Beck Pocket Diffraction Spectroscope . Scientific / Optical Interest. | #484465412
500×500
antiquesnavigator.com
RARE OLD BRASS PRISM SPECTROSCOPE SPECT…

465×115
gemologyproject.com
Spectroscope - The Gemology Project
1500×1125
reemandansie.com
Lot 2548 - Beck Wavelength Spectroscope in case
1500×1125
reemandansie.com
Lot 2548 - Beck Wavelength Spectroscope in case
472×499
rkblog.rk.edu.pl
Prism spectroscope and some astronomy fun

283×216
ESO
spectroscope catalogue
2648×1885
mineralogy.eu
Hand spectroscope
600×600
flintsauctions.com
Smith, Beck & Beck Microscopes
768×984
antiq-photo.com
SMITH BECK & BECK Stéréosco…
1024×683
antiq-photo.com
SMITH BECK & BECK Stéréoscope - Antiq Photo

1100×557
mineralogy.eu
Hand spectroscope
1779×1500
mineralogy.eu
Hand spectroscope, Beck, London
2616×1887
mineralogy.eu
Hand spectroscope, R & J. Beck, London

某些结果已被隐藏，因为你可能无法访问这些结果。显示无法访问的结果