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Bi-Convex Spherical Lenses 雙凸透鏡
| 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 |
| Material : | BK7 |
| Dimension Tolerance : | +0/-0.2mm |
| Thickness Tolerance : | ±0.2mm |
| Design Wavelength : | 546.1nm |
| Surface Quality : | 60/40 scratch and dig |
| Centration : | <3 arc minutes |
| Focal Length Tolerance : | ±2% |
| Clear Aperture : | >90% |
| Coating : | None |
| 產品 | 型號 / 敘述 | 交期 | 單價 | 數量. | 購物車 |