Extech LT45 Color LED Light Meter

Product Overview

The Extech LT45 is a professional light meter specifically designed to measure the brightness (illuminance) of white and color LED lighting as well as standard light sources. With high precision, fast response, and a wide measuring range, the LT45 is ideal for lighting audits, safety inspections, energy assessments, facility maintenance, and LED system commissioning. Its compact handheld design and clear digital display make it an essential tool for modern lighting environments.

Key Features

• Measures light levels from color LEDs, white LEDs, and standard light sources
• Wide measurement range from 0 to 40,000 lux (0 to 4,000 fc)
• High accuracy and fast response time
• Cosine and color-corrected sensor for reliable LED measurement
• Large backlit LCD display for easy reading in low-light areas
• Data Hold to freeze measurements
• MIN/MAX function for capturing fluctuations
• Zero calibration feature for stable and consistent readings
• Auto power-off to conserve battery life
• Remote light sensor with coiled cable for flexible positioning

Technical Specifications

Brand: Extech
Model: LT45
Type: Color LED Light Meter

Measurement Range:

• 0 to 40,000 lux
• 0 to 4,000 foot-candles

Sensor Type:

• Cosine-corrected, color-corrected photo sensor
• Remote sensor with protective cover

Accuracy:
High accuracy for LED and standard light types

Resolution:
Selectable resolution for lux or foot-candles

Functions:

• Data Hold
• MIN/MAX
• Zero adjustment
• Auto power-off

Display:

• Large backlit digital LCD

Power Supply:

• Battery operated

Construction:

• Rugged handheld design
• Remote sensor with coiled cable for ease of use

Applications

• LED lighting audits and verification
• Facility and building illumination surveys
• Workplace safety lighting inspections
• Energy efficiency assessments
• Theater, studio, and architectural lighting measurement
• Quality control for LED lighting installations

Why Buy from FieldInstruments.lk?

• 100% genuine Extech instruments
• Fast shipping and competitive pricing
• Trusted supplier for lighting, environmental, and test equipment
• Local support for choosing and using the right light meter

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