Airy's Altazimuth Instrument
Royal Astronomical Society/science Photo Library
Measuring Heat Loss #1
Martyn F. Chillmaid/science Photo Library
Measuring Heat Loss
Martyn F. Chillmaid/science Photo Library
Measuring Oxygen Saturation With Pulse Oximeter
Microgen Images/science Photo Library
Measuring Human Brain
Ktsdesign/science Photo Library
Measuring Human Brain #1
Ktsdesign/science Photo Library
Measuring Oxygen Saturation With Pulse Oximeter #1
Microgen Images/science Photo Library
Measuring Oxygen Saturation In Blood With Pulse Oximeter
Microgen Images/science Photo Library
Measuring Oxygen Levels In Blood With Pulse Oximeter #1
Microgen Images/science Photo Library
Measuring Oxygen Levels In Blood With Pulse Oximeter #2
Microgen Images/science Photo Library
Measuring Oxygen Saturation In Blood With Pulse Oximeter #1
Microgen Images/science Photo Library
Measuring Oxygen Saturation With Pulse Oximeter #2
Microgen Images/science Photo Library
Measuring Oxygen Levels In Blood With Pulse Oximeter
Microgen Images/science Photo Library
X-ray Of A Mechanical Alarm Clock
Photostock-israel
Early 20th Century Ophthalmoscopy Tool #6
Mark Thomas/science Photo Library
Elias Allen
Metropolitan Museum Of Art/science Photo Library
Nephelometer Turbidity Measuring
Photostock-israel
Two-coordinate Nanoscale-measuring Device
Arcady Zakharov/science Photo Library
Co-ordinate Measuring Machine Testing
Andrew Brookes, National Physical Laboratory
Co-ordinate Measuring Machine Testing #2
Andrew Brookes, National Physical Laboratory
Co-ordinate Measuring Machine Testing #1
Andrew Brookes, National Physical Laboratory
Physiotherapist Measuring Neck Mobility #1
Microgen Images/science Photo Library
Physiotherapist Measuring Woman's Leg #1
Science Photo Library
Ring Size Measuring Tool And Ring
Science Photo Library
Ring Size Measuring Tool
Science Photo Library
Woman Measuring Liquid In Chemical Laboratory
Wladimir Bulgar/science Photo Library
Physiotherapist Measuring Woman's Leg #2
Science Photo Library
Physiotherapist Measuring Woman's Leg
Science Photo Library
Eco Ph
Photostock-israel/science Photo Library
Preterm Birth Baby
Photostock-israel
Modern Colorful Hourglass
Photostock-israel
Time Management #1
Photostock-israel
Time Management
Photostock-israel
Maximum Minimum Thermometer
Photostock-israel/science Photo Library
Optical Physics Laboratory #1
Wladimir Bulgar/science Photo Library
Optical Physics Laboratory #2
Wladimir Bulgar/science Photo Library
Optical Physics Laboratory
Wladimir Bulgar/science Photo Library
Optical Physics Laboratory #3
Wladimir Bulgar/science Photo Library
Thermometer
Photostock-israel/science Photo Library
Hurricane-monitoring Anemometer
Jim Edds/science Photo Library
Anemometer And Us Flag
Jim Edds/science Photo Library
Nanometrology Research
Andrew Brookes, National Physical Laboratory/science Photo Library
Nanometrology Research #1
Andrew Brookes, National Physical Laboratory/science Photo Library
Sextant Use
David Parker/science Photo Library
Early 20th Century Ophthalmoscopy Tool #4
Mark Thomas/science Photo Library
Radiosonde Calibration
British Crown Copyright, The Met Office/science Photo Library
Ticker Tape Timer Experiment #1
Martyn F. Chillmaid/science Photo Library
Ticker Tape Timer Experiment
Martyn F. Chillmaid/science Photo Library
Early 20th Century Ophthalmoscopy Tool
Mark Thomas/science Photo Library
Late 19th Century Ophthalmoscopy Tool
Mark Thomas/science Photo Library
Late 19th Century Ophthalmoscopy Tool #1
Mark Thomas/science Photo Library
Early 20th Century Ophthalmoscopy Tool #2
Mark Thomas/science Photo Library
Late 19th Century Ophthalmoscopy Tool #3
Mark Thomas/science Photo Library
Historical Ophthalmoscopy Tool
Mark Thomas/science Photo Library
Early 20th Century Ophthalmoscopy Tool #5
Mark Thomas/science Photo Library
Viscometer
Martyn F. Chillmaid/science Photo Library
Forces Measurement Laboratory
Andrew Brookes, National Physical Laboratory
Instrumentation Measurement Testing
Andrew Brookes, National Physical Laboratory
Oceanography Research
Photostock-israel/science Photo Library
Early 20th Century Ophthalmoscopy Tool #3
Mark Thomas/science Photo Library
Late 19th Century Ophthalmoscopy Tool #2
Mark Thomas/science Photo Library
Instrumentation Measurement Testing
Andrew Brookes, National Physical Laboratory/science Photo Library
Oceanography Research #1
Photostock-israel/science Photo Library
Forces Measurement Laboratory #1
Andrew Brookes, National Physical Laboratory
Instrumentation Measurement Testing #1
Andrew Brookes, National Physical Laboratory
Man Exhaling Into A Peakflow Reader
Science Photo Library
Man Exhaling Into A Peakflow Reader #1
Science Photo Library
Lunar Reconnaissance Orbiter Preparations
Nasa/debbie Mccallum/science Photo Library
Cosmic Origins Spectrograph Inspection #1
Nasa/science Photo Library
Refraction In Water Experiment
Martyn F. Chillmaid/science Photo Library
Ohmmeter
Science Photo Library
Electricity Meter
Science Photo Library