Plane Mirror Substrates
The mirror substrates are manufactured from either Duran 50 (α = 3*10-6/K) or Zerodur (α = 0 ± 0,15*10-6/K). They are precision polished to surface flatness per the following table:
Material Duran 50
| Diameter | Thickness | Duran 50 | |||||
| λ/4 | λ/10 | λ/20 | |||||
| 10 mm 20 mm 25 mm 30 mm 40 mm 50 mm 60 mm 70 mm 80 mm 100 mm 120 mm 150 mm 180 mm 200 mm 250 mm 300 mm |
2 mm 3 mm 4 mm 4 mm 5 mm 7 mm 8 mm 10 mm 12 mm 15 mm 16 mm 20 mm 24 mm 27 mm 33 mm 40 mm |
SPD 4.010 SPD 4.020 SPD 4.025 SPD 4.030 SPD 4.040 SPD 4.050 SPD 4.060 SPD 4.070 SPD 4.080 SPD 4.100 SPD 4.120 SPD 4.150 SPD 4.180 SPD 4.200 SPD 4.250 SPD 4.300 |
€ 35 € 40 € 45 € 49 € 65 € 115 € 141 € 189 € 310 € 440 € 595 € 735 € 980 € 1240 € 1850 € 2440 |
SPD 1.010 SPD 1.020 SPD 1.025 SPD 1.030 SPD 1.040 SPD 1.050 SPD 1.060 SPD 1.070 SPD 1.080 SPD 1.100 SPD 1.120 SPD 1.150 SPD 1.180 SPD 1.200 SPD 1.250 SPD 1.300 |
€ 45 € 48 € 55 € 67 € 82 € 135 € 165 € 325 € 415 € 590 € 830 € 1030 € 1420 € 1860 € 2980 € 3820 |
SPD 2.010 SPD 2.020 SPD 2.025 SPD 2.030 SPD 2.040 SPD 2.050 SPD 2.060 SPD 2.070 SPD 2.080 SPD 2.100 |
€ 54 € 58 € 66 € 80 € 98 € 165 € 325 € 405 € 540 € 830 |
| The thicknesses are guiding values. | |||||||
Material Zerodur
| Diameter | Thickness | Zerodur | |
| λ/20 | |||
| 10 mm 20 mm 25 mm 30 mm 40 mm 50 mm 60 mm 70 mm 80 mm 100 mm 120 mm 150 mm 180 mm 200 mm 250 mm 300 mm |
2 mm 3 mm 4 mm 4 mm 5 mm 7 mm 8 mm 10 mm 12 mm 15 mm 16 mm 20 mm 24 mm 27 mm 33 mm 40 mm |
SPZ 2.010 SPZ 2.020 SPZ 2.025 SPZ 2.030 SPZ 2.040 SPZ 2.050 SPZ 2.060 SPZ 2.070 SPZ 2.080 SPZ 2.100 SPZ 2.120 SPZ 2.150 SPZ 2.180 SPZ 2.200 SPZ 2.250 SPZ 2.300 |
€ 54 € 58 € 66 € 83 € 102 € 170 € 342 € 440 € 620 € 955 € 1210 € 1660 € 2380 € 3160 € 4850 € 6310 |
| The thicknesses are guiding values. | |||
Reflection coatings
- Aluminium and quartz protective layer for the visible → SPS 1
minimum order→ SPS 1Mindest - Aluminium without protective layer for IR → SPS 2
minimum order→ SPS 2Mindest - Aluminium and quartz layer for UV → SPS 3
minimum order→ SPS 3Mindest - Aluminium and MgF2 protective layer for vacuum UV → on request
- Hard, dielectric multi-layer coatings → on request
Available on special order
- Other types of mirrors (rectangular, square or to specification) → on request
- Mirror substrates made from other materials, including crystal → on request
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MirrorTyp
plane mirror substrateMaterial
DURAN 50; Zerodurfurther info
surface flatness λ/4, λ/10, λ/20, not coatedstandard sizes
10 - 300mmprices
35 - 6310 €
Data sheet