• child hands holding a compass on white background
    id: 101757637
  • Red laser on cutting machine
    id: 100225440
  • Detail of machinery in physics laboratory
    id: 85267552
  • Light painting
    id: 75095786
  • Instrument used for measuring ionizing radiation
    id: 74908831
  • 3D-Brille
    id: 69929772
  • Zentrum für Photonik und Optik in Berlin-Adlershof
    id: 68257154
  • Relativitätstheorie
    id: 53215439
  • Isolated on white old geiger counter.
    id: 46097494
  • Bombilla colgada de un cable en el techo
    id: 40535030
  • Origami kusudama rainbow
    id: 28820697
  • jodrell bank radio telescope dish
    id: 25196755
  • Klassenarbeit
    id: 23986111
  • Aramid kevlar honeycomb
    id: 22610837
  • Batterie LiPo lithium polymère
    id: 18562454
  • listening for a train
    id: 8581488
  • Black conductive antistatic foam texture / background.
    id: 3606186
  • bubbles of air on teflon background
    id: 1239249
  • colorful blocks
    id: 265098
  • Young man with head injury in clinic. First aid
    id: 246274156