消色差透鏡由兩種不同折射率的正、負(fù)透鏡膠合而成,它們對(duì)軸上和近軸點(diǎn)已校正了球差色差。 當(dāng)雙膠合透鏡用于聚焦或準(zhǔn)直時(shí),曲率半徑小的面朝向準(zhǔn)直光,與單片透鏡相比,消色差透鏡能夠形成更小的光點(diǎn)。鐳星光電生產(chǎn)的消色差透鏡廣泛應(yīng)用于熒光顯微鏡、圖像中繼、檢測(cè)或光譜等各種應(yīng)用。
材料 | 光學(xué)玻璃 |
設(shè)計(jì)波長(zhǎng) | 客戶要求 |
尺寸公差 | +0/-0.2mm |
厚度公差 | ±0.2mm |
表面質(zhì)量 | 60/40 |
光圈(@633nm) | 3 |
局部誤差(@633nm) | 0.5 |
偏心度 | <3分 |
焦距公差 | ±2% |
通光孔徑 | >90% |
倒角 | 保護(hù)性<0.5mmx45° |
鍍膜 | 無,AR,HR,PR,etc. |
型號(hào) | 材料 | F(mm) | D(mm) | Tc(mm) | Te(mm) | R1(mm) | R2(mm) | R3(mm) | 鍍膜(nm) |
DBTD12.7F25 | N-BaF10+N-SF10 | 25 | 12.7 | 6.3 | 4.9 | 17.27 | 10.99 | 107.03 | MgF2 @ 550nm |
DBTD12.7F30 | K9+H-ZF1 | 30 | 12.7 | 5 | 3.4 | 17.86 | 13.53 | 44.17 | MgF2 @ 550nm |
DBTD12.7F40 | K9+H-ZF2 | 40 | 12.7 | 5.1 | 3.8 | 24.77 | 18.01 | 51.17 | MgF2 @ 550nm |
DBTD12.7F50 | K9+H-ZF2 | 50 | 12.7 | 5 | 4 | 30.73 | 22.32 | 64.75 | MgF2 @ 550nm |
DBTD12.7F60 | K9+H-ZF2 | 60 | 12.7 | 5 | 4.2 | 36.51 | 21.33 | 78.35 | MgF2 @ 550nm |
DBTD12.7F75 | K9+H-ZF1 | 75 | 12.7 | 4 | 3.4 | 41.30 | 33.96 | 137.09 | MgF2 @ 550nm |
DBTD25.4F75 | K9+H-ZF2 | 75 | 25.4 | 9.5 | 6.9 | 46.44 | 33.77 | 95.94 | MgF2 @ 550nm |
DBTD25.4F100 | K9+H-ZF2 | 100 | 25.4 | 8.5 | 6.5 | 61.47 | 44.64 | 129.94 | MgF2 @ 550nm |
DBTD25.4F125 | K9+H-ZF2 | 125 | 25.4 | 8.4 | 6.8 | 76.28 | 54.55 | 162.43 | MgF2 @ 550nm |
DBTD25.4F150 | K9+H-ZF2 | 150 | 25.4 | 7.9 | 6.6 | 91.37 | 66.21 | 197.71 | MgF2 @ 550nm |
DBTD12.7F-25 | H-ZBaF52+H-ZF4 | -25 | 12.7 | 4.6 | 5.9 | 17.75 | 12.17 | 109.75 | MgF2 @ 550nm |
DBTD12.7F-40 | H-ZBaF52+H-ZF4 | -40 | 12.7 | 8.5 | 9.3 | 27.82 | 19.65 | 201.68 | MgF2 @ 550nm |
DBTD12.7F-50 | H-ZBaF52+H-ZF4 | -50 | 25.4 | 6.6 | 9.3 | 35.51 | 24.58 | 217.99 | MgF2 @ 550nm |