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Introduction – PASCO OS-8542 BLACK BODY LIGHT SOURCE User Manual

Page 5

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012–07105B

Black Body Instruction Manual

1

This manual describes setup, operational, and procedure guidelines for conducting a black body experiment
using the OS-8537 Educational Spectrophotometer, OS-8542 Black Body Light Source and the OS-8543 Black
Body Prism with Infrared Filter.

The Black Body Prism comes with the necessary accessories for mounting the prism onto the
spectrophotometer table of the PASCO OS-8537 Educational Spectrophotometer. The Black Body Prism is
designed to convert the PASCO Model OS-8539 Educational Spectrophotometer from a grating to a prism
spectrophotometer. A prism spectrophotometer has two advantages over a grating spectrophotometer: a) it
eliminates overlap of orders observed with a grating (When a grating is used, second order visible
wavelengths overlap first order infrared wavelengths.), and b) the spectrum is brighter because it does not
spread over several orders or in both directions.

Introduction

About this Manual

Equipment Required:

Also Required:

• Educational Spectrophotometer System (OS-8539)

0-10 VDC Power Supply (1 A) (SE-9720) Or Power Amplifier (CI-6552)

Science Workshop Interface (Model 750 or 700)

PASCO Infrared Sensor (CI-6628)* Or High Sensitivity Light Sensor (CI-604)**

DataStudio™ software

Setup CD for the Black Body experiment

1 package containing 10 tungsten light bulbs (9 for replacement in the black body light source)

*Use the infrared sensor for black body experiments or when you want to measure infrared wavelengths.

**Use the high sensitivity light sensor for experiments in which only visible wavelengths are desired and a linear response is not needed.

PASCO

OS-8543

BLACK BODY PRISM

Black body light source

Prism mount with prism

Stop piece for the
light sensor arm

OS-8542 Black Body Light Source

OS-8543 Black Body Prism with infrared filter, filter bracket and beveled stop piece

Filter bracket (with filter) for
the infrared light sensor

infrared
filter