离轴抛物镜
与标准抛物反射镜的不同之处在于，离轴抛物金属膜反射镜可在特定角度下直射并聚焦入射平行光，并且支持无限远焦点。这些反射镜普遍应用为Schlieren和MTF系统的平行光管，而镀金膜离轴抛物反射镜则用于FLIR测试系统。
我们能提供镀Parabolic Aluminum 膜、Parabolic Gold 膜、Parabolic Bare Gold 膜的离轴抛物镜，适用波长AL ：400 – 700nm、Gold:700-2000nm；偏离角度：15°、30°、45°、60°、90°。
参数规格：
直径容差 (mm) | +0.00/-0.38 | ||
焦距容差 (%) | ±1 | ||
Surface Figure， RMS | ?λ | ||
表面粗糙度（埃） | <175 RMS | ||
基底 | Aluminum 6061-T6 | ||
涂层 | Protected Aluminum | Protected Gold | Bare Gold |
Coating Specification | Ravg>85% @ 400 - 700 nm | Ravg>97% @ 800 - 2000 nmRavg>94% @ 700 - 800 nm | |
Wavelength Range (nm) | 400 - 700 | 700-2000 | |
类型 | Off-Axis Parabolic Mirror | ||
RoHS | Compliant (View Certificate) | ||
技术特性：
Diameter (mm) | Parent FL (mm) | EFL (mm) | Y Offset (mm) | A (mm) | B (mm) | C (mm) |
15° Off-Axis Mirrors | ||||||
25.4 | 381 | 387.6 | 100.33 | 9.65 | 382.27 | 6.35 |
25.4 | 635 | 654.99 | 167.2 | 9.65 | 631.95 | 6.35 |
50.8 | 304.8 | 310.08 | 80.26 | 12.95 | 308.61 | 6.35 |
50.8 | 381 | 387.6 | 100.32 | 12.95 | 383.79 | 6.35 |
50.8 | 508 | 516.81 | 133.75 | 12.95 | 508.51 | 6.35 |
50.8 | 635 | 646 | 167.2 | 12.95 | 633.48 | 6.35 |
76.2 | 508 | 516.8 | 133.76 | 17.53 | 511.05 | 7.62 |
76.2 | 635 | 646 | 167.2 | 17.53 | 636.02 | 7.62 |
101.6 | 381 | 387.6 | 100.33 | 21.08 | 387.1 | 7.62 |
101.6 | 508 | 516.81 | 133.75 | 21.08 | 512.32 | 7.62 |
30° Off-Axis Mirrors | ||||||
25.4 | 25.4 | 27.22 | 13.61 | 13.2 | 31.75 | 6.35 |
25.4 | 50.8 | 54.45 | 27.22 | 13.2 | 56.13 | 6.35 |
25.4 | 254 | 272.24 | 136.12 | 13.2 | 254.36 | 6.35 |
50.8 | 50.8 | 54.45 | 27.22 | 20.06 | 57.15 | 6.35 |
50.8 | 76.2 | 81.67 | 40.84 | 20.06 | 81.79 | 6.35 |
50.8 | 101.6 | 108.89 | 54.45 | 20.06 | 105.92 | 6.35 |
50.8 | 127 | 136.12 | 68.06 | 20.06 | 129.79 | 6.35 |
50.8 | 254 | 272.24 | 136.12 | 20.06 | 248.16 | 6.35 |
76.2 | 76.2 | 81.67 | 40.84 | 27.94 | 83.82 | 7.62 |
76.2 | 152.4 | 163.34 | 81.66 | 27.94 | 156.97 | 7.62 |
76.2 | 254 | 272.23 | 136.11 | 27.94 | 252.22 | 7.62 |
76.2 | 304.8 | 326.69 | 163.34 | 27.94 | 299.47 | 7.62 |
101.6 | 304.8 | 326.69 | 163.34 | 34.8 | 302.01 | 7.62 |
45° Off-Axis Mirrors | ||||||
25.4 | 101.6 | 119.02 | 84.17 | 16.76 | 95.5 | 6.35 |
25.4 | 127 | 148.79 | 105.2 | 16.76 | 116.59 | 6.35 |
50.8 | 38.1 | 44.64 | 31.57 | 27.43 | 44.2 | 6.35 |
50.8 | 50.8 | 59.51 | 42.08 | 27.43 | 55.88 | 6.35 |
50.8 | 76.2 | 89.28 | 63.11 | 27.43 | 77.98 | 6.35 |
50.8 | 101.6 | 119.03 | 84.17 | 27.43 | 99.57 | 6.35 |
76.2 | 76.2 | 89.28 | 63.11 | 39.12 | 81.79 | 7.62 |
76.2 | 101.6 | 119.03 | 84.17 | 39.12 | 103.89 | 7.62 |
76.2 | 127 | 148.79 | 105.21 | 39.12 | 125.73 | 7.62 |
76.2 | 152.4 | 178.53 | 126.26 | 39.12 | 147.32 | 7.62 |
101.6 | 101.6 | 119.03 | 84.17 | 49.78 | 106.43 | 7.62 |
101.6 | 152.4 | 178.55 | 126.25 | 49.78 | 150.62 | 7.62 |
60° Off-Axis Mirrors | ||||||
25.4 | 25.4 | 33.85 | 29.33 | 21.08 | 28.96 | 6.35 |
25.4 | 38.1 | 50.8 | 43.99 | 21.08 | 38.1 | 6.35 |
25.4 | 50.8 | 67.74 | 58.64 | 21.08 | 47.74 | 6.35 |
50.8 | 50.8 | 67.74 | 58.64 | 35.56 | 51.82 | 6.35 |
50.8 | 76.2 | 101.6 | 87.98 | 35.56 | 69.6 | 6.35 |
50.8 | 101.6 | 135.45 | 117.32 | 35.56 | 87.12 | 6.35 |
76.2 | 76.2 | 101.6 | 87.99 | 75.68 | 75.69 | 7.62 |
76.2 | 114.3 | 152.4 | 131.98 | 102.62 | 102.62 | 7.62 |
90° Off-Axis Mirrors | ||||||
25.4 | 12.7 | 25.4 | 25.4 | 31.8 | 15.8 | 6.4 |
25.4 | 25.4 | 50.8 | 50.8 | 31.8 | 17.5 | 6.4 |
25.4 | 38.1 | 76.2 | 76.2 | 31.8 | 18 | 6.4 |
25.4 | 50.8 | 101.6 | 101.6 | 31.8 | 18.3 | 6.4 |
25.4 | 63.5 | 127 | 127 | 31.75 | 18.29 | 6.35 |
25.4 | 76.2 | 152.4 | 152.4 | 31.8 | 18.5 | 6.4 |
25.4 | 88.9 | 177.8 | 177.8 | 31.75 | 18.54 | 6.35 |
25.4 | 101.6 | 203.2 | 203.2 | 31.8 | 18.5 | 6.4 |
50.8 | 25.4 | 50.8 | 50.8 | 57.2 | 25.4 | 6.4 |
50.8 | 38.1 | 76.2 | 76.2 | 57.2 | 27.4 | 6.4 |
50.8 | 50.8 | 101.6 | 101.6 | 57.2 | 28.5 | 6.4 |
50.8 | 76.2 | 152.4 | 152.4 | 57.2 | 29.7 | 6.4 |
50.8 | 88.9 | 177.8 | 177.8 | 57.2 | 30 | 6.4 |
50.8 | 95.3 | 190.5 | 190.5 | 57.2 | 30 | 6.4 |
76.2 | 25.4 | 50.8 | 50.8 | 83.8 | 31.5 | 7.6 |
76.2 | 38.1 | 76.2 | 76.2 | 83.8 | 36.1 | 7.6 |
76.2 | 50.8 | 101.6 | 101.6 | 83.82 | 38.61 | 7.62 |
76.2 | 63.5 | 127 | 127 | 83.8 | 39.9 | 7.6 |
76.2 | 76.2 | 152.4 | 152.4 | 83.8 | 40.9 | 7.6 |
76.2 | 88.9 | 177.8 | 177.8 | 83.8 | 41.7 | 7.6 |
101.6 | 50.8 | 101.6 | 101.6 | 109.22 | 45.72 | 7.62 |
101.6 | 76.2 | 152.4 | 152.4 | 109.2 | 50 | 7.6 |
