REED Instruments
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REED Instruments R8140 LED Light Meter
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REED Instruments R8140 LED Light Meter
Measures ambient light levels of white, red, yellow, green and blue LED light and visible light in Foot-candles or Lux
REED Instruments R8140 LED Light Meter
Item #: 21185286

REED Instruments R8140 LED Light Meter

Item #: 21185286

BHD 86

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Order now and get it around Friday, July 31
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Measures ambient light levels of white, red, yellow, green and blue LED light and visible light in Foot-candles or Lux
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What Stands Out

Accurate Readings
Offers precise light measurements with a wide range, ensuring reliable data for both professional and personal use in various lighting conditions.
User-Friendly Design
Ergonomic design with a clear LCD display allows for easy reading and operation, making it suitable for users of all experience levels.
Durable Build
Constructed with high-quality materials, the meter is designed to withstand tough environments, ensuring long-lasting performance for all lighting assessment needs.

Product Details

Shop for the REED Instruments R8140 LED Light Meter at Ubuy Bahrain. Auto-ranging, detachable sensor, measures white, red, green, yellow, and blue LEDs up to 199,900 Lux (19,990 Fc). Perfect for OSHA compliance, photography, lighting system installation, and more. Order now!
  • Measures ambient light levels of white, red, yellow, green and blue LED light and visible light in Foot-candles or Lux
  • Large, backlit LCD display
  • Detachable and rotatable light sensor
  • Min/Max and data hold functions
  • Auto-ranging LED light meter with optimized resolution
  • Ideal for OSHA work environment compliance, cinematography, photography, museum exhibits, lighting system installation, environmental monitoring, interior design projects, and industrial applications
Item Weight1 lbs (450 grams)

Who Should Buy?

Suitable For
  • Photographers

    Ideal for photographers needing accurate lighting measurements for optimal exposure in various shooting conditions.

  • Architects & Designers

    Useful for architects assessing natural and artificial light for designing well-lit spaces and enhancing aesthetics.

  • Horticulturists

    Great for horticulturists measuring light levels to ensure healthy plant growth in greenhouses and indoor gardens.

Not Suitable For
  • General Consumers

    Not suitable for casual users as it focuses on technical measurements that may not interest average consumers.

  • Low-Budget Users

    Individuals seeking an inexpensive light meter may find this product's price point too high for basic needs.

  • Outdoor Use

    Not ideal for outdoor use in bright sunlight due to potential inaccuracies in extreme lighting conditions.

Product Description

REED Instruments R8140 LED Light Meter

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Product Buying Guide

This buying guide will provide you with all the information you need to make an informed decision about purchasing the REED Instruments R8140 LED Light Meter. Whether you need to measure ambient light levels for OSHA compliance, cinematography, photography, museum exhibits, lighting system installation, environmental monitoring, interior design projects or industrial applications, this LED light meter has you covered. With its auto-ranging feature, detachable and rotatable sensor, and user-adjustable parameters, the R8140 offers accurate and convenient light measurement.

Product Specifications

  • Ambient light levels of white, red, yellow, green and blue LED light and visible light
  • Foot-candles or Lux
  • Large, backlit LCD display
  • Detachable and rotatable
  • Min/Max and data hold
  • Cosine and color corrected measurements, User adjustable parameters, Low battery indicator, Auto shut off

Key Features

  • Measures popular light sources including white, red, green, yellow, and blue LEDs up to 199,900 Lux (19,990 Fc)
  • Optimizes resolution by automatically adjusting the measurement range
  • Detachable and rotatable sensor allows for convenient and easy measurements
  • Min/Max function keeps track of the lowest and highest readings
  • Allows for specialized measurements for different light sources
  • Large, backlit LCD display ensures easy reading in all lighting conditions

Usage Scenarios

  • Ensure that work environments meet OSHA standards by measuring ambient light levels
  • Get accurate light measurements for professional cinematography and photography
  • Properly illuminate exhibits by measuring and adjusting light levels
  • Optimize lighting system installations by measuring and adjusting light levels
  • Monitor light levels in natural environments for research or conservation purposes
  • Create the desired ambiance by measuring and adjusting light levels
  • Ensure proper lighting conditions in industrial settings for safety and productivity

Usage Scenarios

  • Offers similar features and accuracy but lacks the detachable and rotatable sensor
  • Has a lower measurement range and limited functionality compared to the R8140

Some User Review

  • The REED R8140 is a great tool for my photography work. It provides accurate measurements and the detachable sensor makes it very convenient.
  • I use this LED light meter for my museum exhibits and it has been a game-changer. It helps me ensure proper lighting conditions for the artifacts.
  • The auto-ranging feature of the R8140 is very useful. It saves me time by automatically adjusting the measurement range based on the light levels.

Competitors

  • The R8140 is competitively priced compared to other LED light meters in its category.
  • Considering its features and performance, the R8140 offers excellent value for money.
  • The R8140 is available at various online and offline retailers. Check for the best prices and deals.

Buying Considerations

  • Make sure the measurement range of the R8140 meets your specific requirements.
  • Consider if the Min/Max and data hold functions are important for your applications.
  • If you need to measure specialized light sources, ensure that the R8140 supports user-adjustable parameters.
  • Compare the prices of the R8140 with other similar LED light meters to ensure you get the best deal.
View Less

This buying guide will provide you with all the information you need to make an informed decision about purchasing the REED Instruments R8140 LED Light Meter. Whether you need to measure ambient light levels for OSHA compliance, cinematography, photography, museum exhibits, lighting system installation, environmental monitoring, interior design projects or industrial applications, this LED light meter has you covered. With its auto-ranging feature, detachable and rotatable sensor, and user-adjustable parameters, the R8140 offers accurate and convenient light measurement. Continue Reading

Customer Questions & Answers

  • Question: What is the purpose of the REED LED Light Meter?

    Answer: The REED LED Light Meter is designed to measure ambient light levels accurately and provide color-corrected measurements. This is essential for professionals in photography, film, and interior design who need precise lighting conditions. By measuring light levels in foot-candles or lux, users can make informed decisions about lighting placement or adjustments needed for optimal visual clarity.
  • Question: How does the REED LED Light Meter measure light levels?

    Answer: This light meter employs advanced sensor technology to detect light intensity and display readings effectively. It measures both visible light and color-corrected light, ensuring that you're aware of how different light conditions can affect your projects. For example, in photography, utilizing color-corrected measurements can help obtain the best possible color accuracy in images.
  • Question: Is the REED LED Light Meter suitable for commercial use?

    Answer: Yes, the REED LED Light Meter is highly suitable for commercial applications, including studios, theaters, and workplaces. By providing accurate light level readings, it helps businesses maintain proper lighting conditions that comply with safety standards and enhance the overall aesthetics of their space. Professionals in the field can rely on its accuracy for lighting assessments.
  • Question: What kind of users would benefit from the REED LED Light Meter?

    Answer: The REED LED Light Meter is beneficial for a wide range of users, including photographers, videographers, lighting designers, and even event planners. For instance, a photographer might use it to ensure the perfect lighting setup for a shoot, or a lighting designer might assess various light conditions for a stage performance, ensuring the desired mood is achieved.
  • Question: Can the REED LED Light Meter be used outdoors?

    Answer: Absolutely! The REED LED Light Meter is versatile and can be effectively used outdoors to gauge natural light conditions. This capability makes it ideal for outdoor photography, landscaping, and construction projects where ambient light measurement is vital. Understanding the outdoor light can facilitate choices like the timing of events or photography sessions.
  • Question: What units of measurement does the REED LED Light Meter provide?

    Answer: The REED LED Light Meter provides readings in different units, including foot-candles and lux. This dual functionality allows users to choose the metric that best suits their needs. For example, photographers may often prefer lux for detailed light intensity assessments, while venues might use foot-candles for general lighting evaluations.
  • Question: How do I calibrate the REED LED Light Meter?

    Answer: Calibration of the REED LED Light Meter is a straightforward process. The device is designed to provide consistent accuracy out of the box, but users can recalibrate it using a known light source to ensure it meets specific standards. This feature is particularly useful in professional setups where precision is paramount for quality results.
  • Question: Can the REED LED Light Meter be used for both indoor and outdoor lighting evaluations?

    Answer: Yes, the REED LED Light Meter is perfect for evaluating both indoor and outdoor lighting conditions. Its portability and versatility allow users to analyze light levels in a variety of settings, making it indispensable for tasks like setting up indoor lighting for studios or assessing daylight exposure in gardens.
  • Question: How does the LED feature benefit the REED Light Meter?

    Answer: The LED feature is significant as it allows the meter to measure light specifically emitted by LED sources accurately. This is important for design and installation projects where LED lighting is used, ensuring that the correct luminance levels are maintained in accordance with desired specifications. This capability gives users precise insights into LED lighting performance.
  • Question: Where can I buy the REED LED Light Meter in Bahrain?

    Answer: You can buy the REED LED Light Meter from Ubuy. Ubuy offers a convenient platform for purchasing this product, ensuring that you can easily access high-quality tools for measuring ambient and color-corrected light levels in your desired location.

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“Excellent quality and very fast delivery, I really appreciate your service, when you work good I will appreciate that, I am very satisfied, thank you”

13 June 2026 · via Trustpilot
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“Firstly the team who are very positive in response to any correction if something wrong. Secondly the quality and selection is exactly on what I ordered and which is perfect. Finally the time of delivery is very sufficient which made me comfortable. Overall is excellent.”

26 Feb 2026 · via Trustpilot
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“Good quality of product, delivered in 2 weeks. I thought it would take more time.”

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BHD 86

Order now and get it around Friday, July 31

QTY:

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Our Top Logistics Partners
  • fedex
  • dhl
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Fastest cross-border delivery

Features & Benefits

  • Auto-ranging LED light meter with detachable sensor
  • Measures popular light sources up to 199,900 Lux (19,990 Fc)
  • Includes auto-ranging feature, low battery indicator and auto shut off
  • Ideal for OSHA compliance, Cinematography/Photography applications & Industrial applications

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