MCS小型光谱仪分光器的特性是高重复性、相对高分辨率。
与MMS比较
MCS用成像像差校正光栅
光电二极管或背照式CCD 阵列作光电信输出
灵敏**度
这系列有两款MCS-PDA和MCS-CCD,他们均提供可在低光亮度做到快速和**测量,亦适用于实验室中或过程分析中有高效表现。适用于UV-NIR范围。更上乘结果在一些应用上,例如:荧光或薄薄层测量,离子体波谱学(plasma spectroscopy) 。
优点:
l 低光度有高灵敏表现
l 超低温漂
l 低杂散光
l 精细及坚固设计
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
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