Wikimedi'Òc

Ewing's Sogonki.jpg - Momotarou2012

RIKEN Cyclotron Accelerator.jpg - Momotarou2012

Atomic Clock Resonator.jpg - Momotarou2012

Current balance.jpg - Momotarou2012

GSI type magnetometer.jpg - Momotarou2012

Ryoutei-sya.jpg - Momotarou2012

Faraday disk - National Museum of Nature and Science, Tokyo - DSC07366.JPG - Daderot

Ewings voice reproduction device, designed by James Alfred Ewing, made by J. Milne & Sons Makers, Edinburgh, 1878 - National Museum of Nature and Science, Tokyo - DSC07374.JPG - Daderot

Color wheel - National Museum of Nature and Science, Tokyo - DSC07363.JPG - Daderot

Vacuum pump - National Museum of Nature and Science, Tokyo - DSC07362.JPG - Daderot

Goldstein wave motion model - National Museum of Nature and Science, Tokyo - DSC07368.JPG - Daderot

Weights - National Museum of Nature and Science, Tokyo - DSC07376.JPG - Daderot

Surveyor's measuring wheel - National Museum of Nature and Science, Tokyo - DSC07420.JPG - Daderot

Atomic clock resonator, cesium, Frequency Standard CRL-Cs1, 1975-1993, NICT - National Museum of Nature and Science, Tokyo - DSC07846.JPG - Daderot

Absolute gravity measurement apparatus, developed in 1976 at the Earthquake Research Insitute, Japan - National Museum of Nature and Science, Tokyo - DSC07819.JPG - Daderot

Current balance, Rayleigh type, used in 1936 - National Museum of Nature and Science, Tokyo - DSC07792.JPG - Daderot

DC Potentiometer, Type YP-4B, Yamabishi Electric Co., Ltd. - National Museum of Nature and Science, Tokyo - DSC07796.JPG - Daderot

Dead weight tester, Type PD23, Nagano Keiki Co., Ltd. - National Museum of Nature and Science, Tokyo - DSC07787.JPG - Daderot

Earth inductor, Geographic Survey Institute (GSI) model - National Museum of Nature and Science, Tokyo - DSC07797.JPG - Daderot

Earth inductor, Geographic Survey Institute (GSI) model - National Museum of Nature and Science, Tokyo - DSC07837.JPG - Daderot

Fluxgate magnetometer, of the type installed in a lunar surface probe for the Apollo Project - National Museum of Nature and Science, Tokyo - DSC07833.JPG - Daderot

Geodimeter, 1960s - National Museum of Nature and Science, Tokyo - DSC07810.JPG - Daderot

Gravity measurement devices, pendulum (left) and absolute (right) - National Museum of Nature and Science, Tokyo - DSC07808.JPG - Daderot

GSI pendulum apparatus, quartz pendulums for gravity measurement, 1951 - National Museum of Nature and Science, Tokyo - DSC07815.JPG - Daderot

Hydrogen bubble chamber, diameter 1 meter, National Laboratory for High Energy Physics (KEK), built 1971-1975 - National Museum of Nature and Science, Tokyo - DSC07799.JPG - Daderot

Iodine stabilized helium-neon laster, developed by the National Metrology Institute of Japan - National Museum of Nature and Science, Tokyo - DSC07784.JPG - Daderot

Josephson voltage standard, containing 20,144 elements in series, used by NMIJ of the National Institute of Advanced Industrial Science and Technology - National Museum of Nature and Science, Tokyo - DSC07830.JPG - Daderot

Neutrino detector - National Museum of Nature and Science, Tokyo - DSC07827.JPG - Daderot

Neutrino detector - National Museum of Nature and Science, Tokyo - DSC07824.JPG - Daderot

RIKEN cyclotron accelerator, 3rd version, December 1952 - National Museum of Nature and Science, Tokyo - DSC07803.JPG - Daderot

Transit instrument, meridian transit, made by Carl Bamberg Company, Germany - National Museum of Nature and Science, Tokyo - DSC07842.JPG - Daderot

Unknown device - National Museum of Nature and Science, Tokyo - DSC07786.JPG - Daderot

Krypton gas discharge lamp - National Museum of Nature and Science, Tokyo - DSC07785.jpg - Daderot

Unknown device - National Museum of Nature and Science, Tokyo - DSC07788.JPG - Daderot

Unknown device - National Museum of Nature and Science, Tokyo - DSC07791.JPG - Daderot

Unknown device - National Museum of Nature and Science, Tokyo - DSC07790.JPG - Daderot

Fluxgate magnetometer and unknown device - National Museum of Nature and Science, Tokyo - DSC07794.JPG - Daderot

Wheatstone bridge, Type YBR-7C - National Museum of Nature and Science, Tokyo - DSC07795.JPG - Daderot

Unknown device - National Museum of Nature and Science, Tokyo - DSC07807.JPG - Daderot

Unknown devices - National Museum of Nature and Science, Tokyo - DSC07798.JPG - Daderot

Cloud chamber in National Museum of Nature and Science, Tokyo.jpg - Photaro

Belle Central Drift Chamber.jpg - Photaro

Ocean Bottom Seismograph(National Museum of Nature and Science).jpg - Togabi