Measuring Dark Glass

Specification of

Light Meter
Measuring Dark Glass
• Wavelength: 550 nanometers
• Accuracy: +/- 2 Percentage Points
• Repeatability: 1 Percentage Points
• Measurement Range: 0 to 100% Light Transmission
• Sample Size: 2 Inch x 2inch Minimum
• Time of Testing: Maximum of 50 Second
• Lamp Life: 10 Years
• Power Source: Two 9V Alkaline Batteries
• Weight: 1.4 lbs