二手 HITACHI S-4300 #9164240 待售

ID: 9164240
优质的: 1999
Scanning Electron Microscope (SEM) Manual stage system Operating system: Window NT Secondary electron image resolution: 1.5 nm or better at 15 kV 5.0 nm or better at 1 kV Operating system: Windows NT Magnification: 20x, ~5,000,000x Accelerating voltage: 0.5, ~30 kV (Variable at 0.1 kV/step) Image shift: ±3 μm (W.D=30 mm) Image navigation: Standard for motor drive stage Specimen thickness: 17 mm Specimen size through airlock: 100 mm diameter Specimen stage: Stage / Standard stage / Large stage X / 0~25 mm / 0~100 mm Y / 0~25 mm / 0~50 mm Z / 5~30 mm / 5~35 mm R / 360° / 360° T / -5~+45° / -5~+60° Electron optics: Electron source: Cold field emission electron source Objective aperture: Heated type Detectors: Secondary electron detector YAG BSE Detector (option) Take-off angle for EDX spectrometer: 30° CRT Display language: English PC, OS: PC/AT Compatible, windows Operation: Mouse, keyboard and function rotary knobs Viewing monitor: 17" LCD Automated functions: Auto-focus Auto-stigmation Auto-brightness and contrast Auto-start Auto-photo modes Image processing: Image manager software Raster rotation Frame memory: 640 x 480 pixels 1,280 x 960 pixels 2,560 x 1,920 pixels Image filing: Built in image data base with search functions Image format: BMP, TIFF, JPEG Auto data display: Accelerating voltage Magnification micron marker Micron value Film number W.D Date / Hour Photo magnification Detector Vacuum system: Full automated system with pneumatic valves Attainable vacuum: ~10-7 Pa (Electron gun) ~10-4 Pa (Sample chamber) Vacuum pumps: IP: 60 l/s x 1, 20 l/s´2 DP: 570 l/s 1 RP: 140 (168) l/min x 2 for 60 Hz Protection system: Power, water and vacuum failures Includes: Windows base control system: Diffusion pump Chiller (2) Rotary pumps Missing part: SDD Detector 1999 vintage.
HITACHI S-4300代表高分辨率单色扫描电子显微镜。该设备操作简单、生产率更高、环境影响小。它是各种分析和研究应用的绝佳扫描仪。该模型具有最大40kV的可调加速电压,分辨率为1.8nm,最适合高分辨率成像和元素分析。该显微镜还使用单色仪来选择所需的电子波长,以使背景噪声最小化,并改善成像中的对比度。这种扫描电子显微镜的电子光学元件被设计为确保最佳、高效的性能,同时消除不必要的噪声。样品室用抽水系统进行氮气净化,以保持较高的真空水平。这些因素大大降低了样品污染和降解的机会,同时提供了高分辨率扫描能力。此外,HITACHI S 4300还具有高灵敏度转换电子检测器(HS-CED),它提供卓越的信噪比性能,可提高图像分辨率和对比度。此外,该装置还有一个电喷电离模块(ESI),可用于二次离子质谱(SIMS)。这些数据对于更详细地分析样品材料极为宝贵。最后,S-4300提供了一个可用于大面积成像或原位成像的倾斜阶段。此功能允许操作员查看比标准静态成像更大的区域;这对于寻找较小的粒子或从多个角度研究样品的结构很有用。总体而言,S 4300在扫描电子显微镜方面提供了卓越的性能。其可调电压、高分辨率成像能力和信噪比性能,确保了各种研究和分析应用的准确而有力的结果。倾斜样品支架进一步增强了仪器大面积成像的能力。该装置非常适合材料科学成像、质量控制和纳米技术研究。
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