Visual Spectrometer Add-on: Beer's Law

Price: $129

*Includes: Model 141CCP-Cell Phone Photometer and Model 141LED-light source

The Model 141BL provides an affordable way to quantify the intensity of light passing through a solution using the Visual Spectrometer, the included reference LED light sources, and a LUX meter app from a cell phone.  Also note:  to complete a Beer's Law experiment you would need the 141WLS along with the package if you do not already have one.

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Quick Facts


Applications: Spectroscopy, Beer's Law, Absorbance Spectra

Features: Handheld, With Cell Phones Light can be Quantified

Technical Description

This package offers hands on exploration of transmission of light through a sample.  This package includes the Model Visual Spectrometer, several LED light sources, and a 90° mirror reflector to direct light onto a cell phone's light detector.  With a smartphone, a student can measure the intensity of light that passes through a sample with variable light sources.  Also note:  to complete a Beer's Law experiment you would need the 141WLS along with this package.


Technical Specifications

Cell Phone Adapter:

90° Reflector

Diffraction Grating:

500 lines/mm

Accuracy:

±1 nm

Full Width Half Maximum:

4 nm

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