Lux Meter Basics and Features

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This page covers Lux meter basics and its benefits and mention features of Lux meter from MECO and other manufacturers/vendors.

The Lux is the SI unit of illuminance. It’s used to measure luminous emittance, specifically luminous flux per unit of area. A Lux meter is the instrument used to measure this.

1 lux equals 1 lumen/meter².

Features of Lux Meter

Lux meters are generally lightweight, portable, and very accurate. They support a wide range of luminance measurements, boast long battery life, and are user-friendly with many features.

Lux meter

Specifications of a Sample Lux Meter

Here’s a look at the specifications of the Lux meter Model-950 as an example:

SpecificationValue
Range100 to 99999 RPM or 1.7 to 1666 RPS
Resolution0.1 RPM or 0.1 RPS
Accuracy+/-0.02 % of reading + 1 digit

MECO Lux meters are used to measure luminance as well as the intensity of light. They offer products with ranges up to 200,000 lux or 20,000 fc with special functions.

Other Lux Meter Vendors

Here are some popular Lux meter vendors:

  • PCE Instruments
  • www.ecutool.com, Light Meter
  • Testo® India, pocket-size lux meter
  • Mextech Technologies India Pvt. Ltd.
  • Extech Instruments - Light Meters
  • MECO Instruments

Benefits of Lux Meter

Following are some of the advantages of Lux Meter.

  1. Accurate Light Intensity Measurement : Provides precise readings of illuminance (lux) to ensure proper lighting levels in various environments.
  2. Helps in Energy Efficiency : Assists in optimizing lighting setups to reduce power consumption while maintaining adequate illumination.
  3. Ensures Workplace Safety & Comfort : Helps maintain optimal lighting conditions in offices, factories and public spaces to prevent eye strain and accidents.
  4. Aids in Compliance with Standards : Ensures lighting levels meet industry regulations like ISO, OSHA and building codes for safety and productivity.
  5. Supports Lighting Design & Optimization : Useful for architects and interior designers to plan lighting layouts that enhance visibility and aesthetics.
  6. Measures Different Light Sources : Can assess illuminance from LEDs, fluorescent lamps, natural daylight and other sources for diverse applications.
  7. Portable & Easy to Use : Lightweight, handheld devices with digital displays make field measurements quick and convenient.
  8. Improves Agricultural & Horticultural Applications : Ensures proper lighting conditions for plant growth in greenhouses and indoor farming setups.

Conclusion

A Lux Meter is an essential tool for measuring luminous emittance, ensuring accurate light intensity assessment for various applications. It helps improve energy efficiency, workplace safety, lighting design and compliance with industry standards. By providing precise and convenient measurements across different light sources, it plays a critical role in optimizing lighting conditions in industries like architecture, horticulture, manufacturing and safety regulations.

Lux vs Lumens: Understanding the Difference

This article explains the difference between lux and lumens, two key measurements in lighting, and how they relate to light intensity and total light output.

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lux
lumens