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Bi-Concave Spherical Lenses 雙凹透鏡
| 無鍍膜 | BK7 |
• 無鍍膜
• 透光範圍：350 nm~2000 nm
• 熱膨脹係數：7.5X10-6 /K
| Specifications |
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Material :
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BK7
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Dimension Tolerance :
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+0/-0.2mm
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Thickness Tolerance :
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±0.2mm
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Design Wavelength :
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546.1nm
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Surface Quality :
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60/40 scratch and dig
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Centration :
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<3 arc minutes
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Focal Length Tolerance :
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±2%
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Clear Aperture :
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>90%
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Coating :
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None
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| 產品 | 型號 / 敘述 | 交期 | 單價 | 數量. | 購物車 |