Custom First-Surface Mirrors

	SPECIFICATIONS: Description: Specification: Material: Glass, Quartz, or Exotic. Tolerances: � 0.1mm Surface quality: 10-5 Scratch-Dig Pitch polish: <15� RMS Sphericity: < l/20 Surface accuracy: < l/20 Centration: � 1 arc minute Coating: A variety of single wavelength, dichroic and broad band mirror coatings are available from the UV (150nm) through the far infrared.

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Custom First-Surface Concave Spherical Mirrors

	SPECIFICATIONS: Description: Specification: Material: Glass, Quartz, or Exotic. Tolerances: � 0.1mm Surface quality: 10-5 Scratch-Dig Pitch polish: <15� RMS Sphericity: < l/20 Surface accuracy: < l/20 Centration: � 1 arc minute Coating: A variety of single wavelength, dichroic and broad band mirror coatings are available from the UV (150nm) through the far infrared.

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Custom Mirror Coatings
Percent reflectance at normal incidence: Freshly Evaporated Mirror Coatings

WAVE- LENGTH (microns)	ALUMINUM	SILVER	GOLD	COPPER	RHODIUM	PLATINUM
0.220	91.5%	28.0%	27.5%	40.4%	57.8%	40.5%
0.240	91.9%	29.5%	31.6%	39.0%	63.2%	46.9%
0.260	92.2	29.5	35.6	35.5	67.7	51.5
0.280	92.3	25.2	37.8	33.0	70.7	54.9
0.300	92.3	17.6	37.7	33.6	73.4	57.6
0.315	92.4	5.5	37.3	35.5	75.0	59.4
0.320	92.4	8.9	37.1	36.3	75.5	60.0
0.340	92.5	72.9	36.1	38.5	76.9	62.0
0.360	92.5	88.2	36.3	41.5	78.0	63.4
0.380	92.5	92.78	37.8	44.5	78.1	64.9
0.400	92.4	94.8	38.7	47.5	77.4	66.3
0.450	92.2	96.6	38.7	55.2	76.0	69.1
0.500	91.8	97.7	47.7	60.0	76.6	71.4
0.550	91.5	97.9	81.7	66.9	78.2	73.4
0.600	91.9	98.1	91.9	93.3	79.7	75.2
0.650	90.3	98.3	95.5	96.6	81.1	76.4
0.700	89.9	98.5	97.0	97.5	82.0	77.2
0.750	88.0	98.6	97.4	97.9	82.6	77.9
0.800	86.3	98.6	97.7	98.1	83.1	78.5
0.850	86.0	98.7	97.8	98.3	83.4	79.5
0.900	89.0	98.7	98.0	98.4	83.6	80.5
0.950	91.8	98.8	98.1	98.4	83.9	80.6
1.000	94.0	98.9	98.2	98.5	84.2	80.7
1.500	96.8	98.9	98.2	98.5	87.7	81.8
2.000	97.2	98.9	98.3	98.6	91.4	81.8
3.000	98.0	98.9	98.4	98.6	95.0	90.6
4.000	98.2	98.9	98.5	98.7	95.8	93.7
5.000	98.4	98.9	98.6	98.7	96.4	94.9
6.000	98.5	98.9	98.6	98.7	96.8	95.6
7.000	98.6	98.9	98.7	98.7	97.0	95.9
8.000	98.7	98.9	98.8	98.8	97.2	96.0
9.000	98.7	98.98	98.9	98.8	97.4	96.1
10.000	98.7	98.9	98.9	98.9	97.6	96.2
15.000	98.9	99.0	99.0	99.0	98.1	96.7
20.000	99.0	99.2	99.0	99.2	98.3	97.0
30.000	99.2	-	99.0	-	-	-
40.000	-	-	99.1	-	-	-

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