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该提供商收集的部分数据用于个性化和衡量广告效果。
TECHSPEC® 鍺 (Ge) 平凸透鏡 (PCX) 採用精密金剛石車削基材,可提供無鍍膜或 3 - 12µm 的各種寬頻抗反射鍍膜選項。鍺(Ge)具有化學惰性、不溶於水、努氏硬度為 780,因此非常適合需要堅固光學元件的國防、安防以及熱成像應用。不過鍺會出現熱失控,因此應在低於 100°C 的溫度下使用,以確保最佳穿透效果。TECHSPEC® 鍺 (Ge) 平凸透鏡 (PCX)直徑為 12.5、25 和 50 mm。鍺的折射率很高(4.003),在沒有抗反射鍍膜的情況下會產生極大的菲涅耳反射損耗。TECHSPEC®鍺(Ge)平凸透鏡可提供無鍍膜或多種寬頻抗反射鍍膜(BBAR),以增強在中波紅外(MWIR)和長波紅外(LWIR)的穿透能力。
鍺特性的更多相關資訊,請查看以下選型指南 紅外(IR)應用的正確材料。
鍺因其高折射率、較大的穿透距離範圍和堅固的機械性能而廣泛應用。鍺的穿透範圍為 2 - 16 μm,且在可見光譜區是不透明的,因此十分適用於紅外雷射應用。但是,鍺會發生熱逸散現象,即隨著溫度的升高,穿透率會降低;事實上,鍺在 100°C 的溫度下幾乎是不透明的,在 200°C 的溫度下則完全沒有穿透性。當設計用於重量敏感系統的設備時,應考慮到鍺的高密度 (5.33 g/cm3) 特性。鍺的努氏硬度 (780) 約為氟化鎂的兩倍,這一特性使其成為有堅固光學元件要求的紅外線應用的理想之選。鍺不會與空氣、水、鹼金屬和酸(硝酸除外)發生反應。
AR COATED GERMANIUM | |
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Typical transmission of a 3mm thick Ge window with BBAR (3000-5000nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: Ravg <3% @ 3000 - 5000nm Data outside this range is not guaranteed and is for reference only. |
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Typical transmission of a 3mm thick Ge window with BBAR (3000-12000nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: Ravg <5.0% @ 3 - 12μm Data outside this range is not guaranteed and is for reference only. |
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Typical transmission of a 3mm thick Ge window with BBAR (8000-12000nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: Ravg <3.0% @ 8 - 12μm Data outside this range is not guaranteed and is for reference only. |
Title | Type | 比較 | 庫存號碼 | 價格 | Buy | |
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25.0/25.4mm Optic Dia., SM1 Thin Mount, M4 | Fixed | #13-787 |
NT$683
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25.0/25.4mm Optic Dia., SM1 Thin Mount, 8-32 | Fixed | #13-788 |
NT$683
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25.0mm Optic Dia., Optic Mount | Fixed | #64-560 |
NT$1,068
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25mm Thin Inner Single Optic Mount | Fixed | #38-755 |
NT$1,190
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30mm Cage 25/25.4mm Diameter Lens Mount | Fixed | #85-587 |
NT$1,496
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30mm Cage 25/25.4mm Diameter Thick Lens Mount | Fixed | #85-588 |
NT$1,496
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25/30mm Cage 25mm Diameter Lens Mount | Fixed | #85-678 |
NT$1,496
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25/25.4mm Diameter, T-Mount Thin Optic Mount | Fixed | #52-292 |
NT$2,293
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25.0/25.4mm Optic Dia., L-Slot Direct Mount | Fixed | #36-410 |
NT$2,328
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25.0/25.4mm Optic Dia., Side Flange Direct Mount | Fixed | #36-414 |
NT$2,328
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25mm Thin Inner Pair Optic Mounts | Fixed | #11-052 |
NT$2,328
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25mm Thick Inner Pair Optic Mounts | Fixed | #11-054 |
NT$2,328
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25.0/25.4mm Optic Dia., L-Slot and Rotation Direct Mount | Adjustable - Rotary | #36-411 |
NT$3,325
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25/25.4mm Diameter, C-Mount Thin Optic Mount | Fixed | #56-353 |
NT$3,430
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25.0/25.4mm Optic Dia., X-Y Translating Optic Mount | Adjustable - Linear (XY) | #62-956 |
NT$9,030
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25.0/25.4mm Optic Dia., X-Y-Z Translating Optic Mount | Adjustable - Linear (XYZ) | #62-959 |
NT$17,675
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25.0/25.4mm Optic Dia., 5 Axes Optical Mount | Adjustable - Linear (XYZ) & Tip-Tilt | #13-776 |
NT$24,675
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