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DATA FOR LASER WAVELENGTH DETERMINATION PROJECT

T.WELLINGTON 7/13/99

PHYSLab-99

source to detector: 2.50 meters  

 

 

 

 

 

 

 

 

 

 

grating to

distance from

grating 

wavelength

 

detector (m)

n=0 to n=1(m)

spacing (m)

angstroms

He-Ne Laser

1.495

0.023

3.30E-05

5077

He-Ne Laser

1.495

0.032

3.30E-05

7064

He-NeLaser

1.495

0.055

3.30E-05

6070

He-Ne Laser

0.607

0.012

3.30E-05

6524

He-Ne Laser

0.815

0.015

3.30E-05

6074

He-Ne Laser

0.815

0.017

3.30E-05

6883

He-Ne Laser

0.815

0.016

3.30E-05

6479

He-Ne Laser

0.800

0.015

3.30E-05

6188

He-Ne Laser

0.800

0.016

3.30E-05

6600

 

 

 

 

 

 

 

average wavelength=  

6329  

angstroms

 

 

known wavelength=  

6328  

angstroms

 

 

percent error=  

0.016  

 

 

 

 

 

Pen Laser

0.795

0.015

3.30E-05

6226

Pen Laser

0.795

0.016

3.30E-05

6642

Pen Laser

0.795

0.017

3.30E-05

7057

Pen Laser

0.795

0.016

3.30E-05

6642

Pen Laser

0.795

0.016

3.30E-05

6642

Pen Laser

0.795

0.016

3.30E-05

6642

Pen Laser

0.625

0.014

3.30E-05

7392

Pen Laser

0.625

0.013

3.30E-05

6864

Pen Laser

0.625

0.012

3.30E-05

6336

Pen Laser

0.625

0.012

3.30E-05

6336

Pen Laser

0.625

0.014

3.30E-05

7392

Pen Laser

0.625

0.014

3.30E-05

7392

 

 

 

 

 

average wavelength=  

6797

angstroms

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Last Updated on 7/14/99
By Gunn High School