MCS小型光譜儀分光器的特性是高重復性、相對高分辨率。
與MMS比較
MCS用成像像差校正光柵
光電二極管或背照式CCD 陣列作光電信輸出
靈敏**度
這系列有兩款MCS-PDA和MCS-CCD,他們均提供可在低光亮度做到快速和**測量,亦適用于實驗室中或過程分析中有高效表現。適用于UV-NIR范圍。更上乘結果在一些應用上,例如:熒光或薄薄層測量,離子體波譜學(plasma spectroscopy) 。
優點:
l 低光度有高靈敏表現
l 超低溫漂
l 低雜散光
l 精細及堅固設計
|
MCS PDA |
|
Optical entrance |
Cross section converter |
|
Input round |
diameter = 0.5 mm, NA = 0.22 SMA connector |
|
Output linear |
70 μm x 2400 μm |
|
Grating |
Flat-field |
|
248 l/mm (center), blazed for approx. |
||
250 nm UV-version |
||
450 nm VIS-version |
||
750 nm NIR version |
||
Diode array |
Producer: Hamamatsu |
|
Type: S 3904 - 512Q ,S 3904-1024Q |
||
Number of pixels: 512 or 1024 |
||
|
||
Spectral range |
190nm ... 1015 nm (other options available) |
|
Wavelength accuracy |
0.3 nm |
|
Temperature - induced drift |
< 0.005 nm/K |
|
Mean spectral pixel pitch |
Δ λ pixel ≈ 0.8 nm |
|
Resolution |
ΔλFWHM ≈3 nm (UV-version) |
|
ΔλFWHM ≈3...4 nm (UV-NIR version) |
||
Straylight |
0.1% measured at 340 nm with Deuterium lamp (transmission of NaNO2 solution, 50g/l, 1cm) |
|
Dimensions |
140 x 105 x 75 mm3 |