SN0323 16" f/5.1 (1.25" Pyrex)

		OBSIDIAN OPTICS MIRROR TEST SHEET - 8/3/04

           Comments: SN0323 Park 16" f/5.1 - 8/3/04
   Optical diameter: 15.98		Substrate: PA Pyrex 7740
Radius of curvature: 163.25	Thickness: 1.25
                f/D:  5.11		Diffraction disc: 0.000134605

ZONE                1          2          3          4          5          6          7      
h(x)              2.6900     4.0900     5.1100     5.9700     6.7100     7.3900     7.9900
h(m)              1.3450     3.3900     4.6000     5.5400     6.3400     7.0500     7.6900
hm**2/R           0.0111     0.0704     0.1296     0.1880     0.2462     0.3045     0.3622
hm/4f             0.0041     0.0104     0.0141     0.0170     0.0194     0.0216     0.0236
Diam1             0.0585     0.1145     0.1750     0.2320     0.2885     0.3470     0.4030
Diam2             0.0865     0.1455     0.2085     0.2660     0.3255     0.3860     0.4405
Diam12            0.0725     0.1300     0.1917     0.2490     0.3070     0.3665     0.4218
D12 -  0.0607     0.0118     0.0693     0.1310     0.1883     0.2463     0.3058     0.3610
Lambda c          0.0007    -0.0011     0.0014     0.0003     0.0001     0.0013    -0.0012
Lambda f * 1e5      0.29      -1.16       1.99       0.47       0.11       2.86      -2.86
Lambda f / rho     0.021     -0.086      0.148      0.035      0.008      0.212     -0.212
u * 1E6            -0.04       0.14      -0.24      -0.06      -0.01      -0.35       0.35
Wavefront          -0.27       0.00      -0.18      -0.16      -0.11      -0.28       0.00
	
Mirror wavefront error < 1/20th wave PV across both diameters

Polish, diffraction edge, figure of revolution, and smoothness all excellent.

Diameter 1:  Maximum wavefront error = 1 / 22.8 wave at zone 4, Strehl = 0.993
	Readings Diam1-1: 1 / 22.3 lambda, Max Trans Aberration=0.30
	Readings Diam1-2: 1 / 23.2 lambda, Max Trans Aberration=0.30

Diameter 2:  Maximum wavefront error = 1 / 23.5 wave at zone 2, Strehl = 0.994
	Readings Diam2-1: 1 / 23.5 lambda, Max Trans Aberration=0.31
	Readings Diam2-2: 1 / 23.5 lambda, Max Trans Aberration=0.36
 
 

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