Light Meters

  1. Extech LT40 White LED Light Meter
    Extech logo
    In Stock
    Extech LT40 White LED Light Meter
    (no reviews)
    £99.42 £82.85
    • Uniquely designed for testing white LED lights
    • Also tests normal lighting
    • Footcandle and lux measurement modes
    82 Reward Points
    Price Match Guarantee
    LT40
  2. Extech LT505 Pocket Light Meter
    Extech logo
    Extech LT505 Pocket Light Meter
    (no reviews)
    £102.00 £85.00
    • Measure in Foot-Candle or Lux units
    • Small and compact
    • Large display screen 
    85 Reward Points
    Price Match Guarantee
    LT505
  3. Extech 401025 Foot Candle/Lux Light Meter
    Extech logo
    Lead Time: 1-2 Weeks
    Extech 401025 Foot Candle/Lux Light Meter
    (no reviews)
    £126.60 £105.50
    • Simple, handheld device that offers you core functions for ease of use
    • You can choose between fast and slow response times (one or two seconds respectively)
    • Features analogue output of 1mV per count, which is used for capturing the readings to the recorder
    105 Reward Points
    Price Match Guarantee
    401025
  4. Extech UV510  UV Light Meter
    Extech logo
    Only 1 In Stock
    Extech UV510 UV Light Meter
    (no reviews)
    £133.20 £111.00
    • Compact and Lightweight
    • UV sensor with cosine correction
    • 2 selectable ranges
    111 Reward Points
    Price Match Guarantee
    UV510
  5. Extech LT300 Light Meter
    Extech logo
    2 In Stock
    Extech LT300 Light Meter
    (no reviews)
    £136.80 £114.00
    • Measure light intensity up to 20,000 foot-candles or 200,000 Lux
    • Digital and analogue light displays
    • Extremely accurate readings
    114 Reward Points
    Price Match Guarantee
    LT300
  6. Extech UV505 Pocket UVA/UVB Light Meter
    Extech logo
    Lead Time: 1-2 Weeks
    Extech UV505 Pocket UVA/UVB Light Meter
    (no reviews)
    £154.80 £129.00
    • Backlit display
    • Cosine corrected sensor
    • Two selectable ranges
    129 Reward Points
    Price Match Guarantee
    UV505
  7. Extech EA30 EasyView Wide Range Light Meter
    Extech logo
    Extech EA30 EasyView Wide Range Light Meter
    (2)
    £160.80 £134.00
    • Handheld and easy to use, thanks to improved ergonomics and push-button interface
    • Auto power off function saved battery
    • Large LCD display also offers a bar graph for easy referencing of data
    134 Reward Points
    Price Match Guarantee
    EA30
  8. Extech HD450 Datalogging Heavy Duty Light Meter
    Extech logo
    4 In Stock
    Extech HD450 Datalogging Heavy Duty Light Meter
    (no reviews)
    £207.60 £173.00
    • Durable, double moulded case makes it perfect for field work
    • Large, backlit display gives you all your information instantly
    • Easy to use, thanks to the large display, ergonomics and push-button interface 
    173 Reward Points
    Price Match Guarantee
    HD450
  9. Extech 407026 Heavy Duty Light Meter with PC Interface
    Extech logo
    Lead Time: 1-2 Weeks
    Extech 407026 Heavy Duty Light Meter with PC Interface
    (no reviews)
    £214.80 £179.00
    • Four lighting modes: tungsten/daylight, fluorescent, sodium, and mercury
    • 1.4 inch (1999 count) LCD display
    • Foot candles or lux simultaneous display
    179 Reward Points
    Price Match Guarantee
    407026
  10. Extech SDL400 Light Meter/Datalogger
    Extech logo
    Extech SDL400 Light Meter/Datalogger
    (no reviews)
    £237.60 £198.00
    • Comprehensive evaluation of light levels across wide measurement range
    • Datalogging capabilities
    • Also can carry out temperature measurements
    198 Reward Points
    Price Match Guarantee
    SDL400
  11. Extech LT45 Colour LED Light Meter
    Extech logo
    4 In Stock
    Extech LT45 Colour LED Light Meter
    (no reviews)
    £256.80 £214.00
    • Measure multiple types of LED light
    • Expandable light sensor cable reaches difficult applications
    • Built-in 99 record memory
    214 Reward Points
    Price Match Guarantee
    LT45
  12. Extech EA33 EasyView Light Meter with Memory
    Extech logo
    Lead Time: 1-2 Weeks
    Extech EA33 EasyView Light Meter with Memory
    (no reviews)
    £270.00 £225.00
    • Incredible compact, handheld device that provides high measurement ranges
    • Stores and recalls up to 50 measurements for ease of use
    • Offers ripple function that excludes stray light in the measurement results
    225 Reward Points
    Price Match Guarantee
    EA33
  13. Extech SDL470 UVA/UAC Datalogging Light Meter
    Extech logo
    Only 1 In Stock
    Free UK Delivery
    Extech SDL470 UVA/UAC Datalogging Light Meter
    (no reviews)
    £834.00 £695.00
    • Measures both UVA and UVC light
    • Datalogging capabilities - store measurement data on included SD card
    • Includes two probes for each measurement type
    695 Reward Points
    Price Match Guarantee
    SDL470

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About Light Meters

Light meters are primarily used for measuring the amount of light present within an environment. They're exceptionally useful devices for photography, cinematography, and scenic design as well as providing accurate light pollution readings.

In photography, a light meter enables the photographer to accurately gauge how much light is illuminating a scene, which can make the difference between a mediocre shot and a great shot.

Light meters are also extremely useful in the food production industry, particularly where crops, vegetables, and fruit are grown. With over (or under) exposure to light, plants won't grow properly; this means that a light meter is a perfect solution for both the food production industry and avid gardeners, ensuring that the light coming in through a greenhouse or other area isn't going to be damaging to whatever is being grown.

A more specific use of the common light meter is to accurately measure and stop light pollution. This problem becomes increasingly prevalent as we rely more on artificial light, which when used too much can waste energy and have several other negative effects on the environment. Light meter readings of artificial light can be used to analyse light pollution near places like airports. They can also be used to improve the comfort of working environments and save money on unnecessary lighting.

Light meters generally come with either the ability to measure lux, footcandles, or both. Lux light meters are used to measure the overall illuminance of an area per square metre; footcandle light meters are similar, but measure illuminance and light intensity (these types of light meter are much more commonly used in the USA - lux is used more commonly in the UK).

Whatever you need your light meter for, you're sure to find it at Tester. We've got plenty of high-quality, affordable products available in our light measuring range, from notable manufacturers such as Extech and Amprobe. Many of the light meters have additional features and useful extensions.

Can't find what you're looking for in our range or need some advice? Get in touch and one of our advisors will be delighted to help you choose the right light meter.

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