| 型號 | 1-500 | 材質 | 硅/鍺 |
| 外形尺寸 | 500（mm） | 適用范圍 | 紅外光學系統內元件 |
| 裝箱數 | 100000 |
| 產品名稱 | 直徑 | 厚度 | 焦距 | 直徑 | 平行度(秒) | 光潔度 | 球面中心差(毫米) |
| 硅透鏡 | 3 | 1 | 10 | 2.6 | 40-20 | 0.03 | |
| 硅透鏡 | 25 | 3 | 75 | 22 | 40-20 | 0.03 | |
| 硅透鏡 | 25 | 3 | 100 | 22 | 40-20 | 0.03 | |
| 硅平方 | 20 | 2.5 | 17 | ≤30 | 40-20 | ||
| 硅平方 | 25.4 | 1 | 22 | 40-20 | |||
| 硅平方 | 25.4 | 3 | 22 | ≤30 | 40-20 | ||
| 硅平方 | 30 | 3.5 | 27 | ≤30 | 40-20 | ||
| 硅平方 | 35 | 4 | 32 | ≤30 | 40-20 |
Monocrystalline Silicon :with diameter from 10mm to 250mm and with various sizes、crystal、resistivity. the products meet standards- G2919-97<< Norms of germanium used in infrared optical>>