Data Sheet MEASUREMENT  OF THE INDEX OF REFRACTION OF WATER. 

 

 

 

LC/2 = 0.25/2 = 0.125 = 0.1

 

theta_i

 

 

 
 
 
 

theta_ibest    (average of the 4 above)

Δtheta_iinst  = 0.125 = 0.1

(theta_imaxtheta_imin)/4 =

Δtheta_i (larger of previous two.)


theta_f

 

 

 
 
 

theta_fbest (average of the 4 above)

Δtheta_finst  =0.125 = 0.1

(theta_fmaxtheta_fmin)/4

Δtheta_f (larger of previous two.)

 

nbest

  sin(theta_fbest) /sin (theta_ibest) =

 

See formula at the top of the page  overall error in nbest  
  Percent error  
  Compare:  
| nbest -nacc | < overall error in nbest