二手 HITACHI S-4700 #9224814 待售
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ID: 9224814
晶圓大小: 8"
FE Scanning electron microscope
Configuration:
Main unit:
Fe tip: HITACHI FE Tip (Vext 4.2)
(4) Barion ion pumps
Main chamber pump: Diffusion pump
Stage: Type 2 (5 Axis motor)
(2) SE Detectors
Ion pump power: HITACHI Electron
BSE Detactor
Vibration isolation table
Display unit:
Monitor: LCD
Control PC: COMPAQ DC7700
Control panel: HITACHI Image control panel
Key board: HP 101 English
OS: Window XP
Utility:
(2) Rotary pumps
Down trans: Auto tranformer
(2) Pumping hose type
Specification:
Resolution:
Accelerating voltage: 15 kV
Working distance: 12 mm to 1.5 nm
Accelerating voltage: 1 kV
Working distance: 2.5 mm to 2.5 nm
Magnification:
High magnification mode: 100x to 500,000x
Low magnification mode: 20x to 2,000x
Electron optics:
Electron gun: Cold cathode field emission type
Extracting voltage (Vext): 0 to 6.5 kV
Accelerating voltage (Vacc): 0.5 to 30 kV (in 100 V steps)
Lens: 3-stage electromagnetic lens, reduction type
Objective lens aperture:
Movable aperture (4 openings selectable / alignable outside column)
Self-cleaning thin aperture
Astigmatism correction coil: Stigmator (Electromagnetic type)
Scanning coil: 2-Stage electromagnetic (Deflection type)
Stage:
X Traverse: 0 to 25 mm (continuous)
Y Traverse: 0 to 25 mm (continuous)
Z Traverse: 2.5 to 27.5 mm (continuous)
Tilt: -5° to +45°
Specimen size: Max 100mm (diameter)
Display unit: LCD Monitor
Photo CRT (Option): Ultra-high resolution type (effective field of view 120 × 90 mm)
Scanning modes:
Normal scan
Reduced area scan
Line scan
Sport analysis
Average concentration analysis
Scanning speeds:
Fast, slow: 0.5 to 40 sec per frame for viewing 20/17, 40/33, 80/67, 160/167
Frame for photo mode: 320/333 sec per
Value of 50Hz / 60Hz
Fast : NTSC or PAL signal
Evacuation system:
System type: Fully automatic pneumatic-valve system
Ultimate vacuum levels:
Specimen chamber: 7 x 10-4 Pa
Electron gun chamber:
IP-1: 1 x 10-7 Pa or better
IP-2: 2 x 10-6 Pa or better
IP-3: 7 x 10-5 Pa or better
Vacuum pumps:
Electron optical system: (3) Ion pumps
Specimen chamber: Turbo molecular pump
Protection devices:
Warning devices:
Power failure
Cooling-water interruption
Inadequate vacuum.
HITACHI S-4700是一種掃描電子顯微鏡(SEM),用於高分辨率和大視場成像和分析。它是微觀分析領域最強大的工具之一,能夠在高達80千伏的高壓下運行。這使得該系統非常適合成像和分析各種類型的樣品,從生物細胞和昆蟲到礦物和其他材料。HITACHI S 4700系統提供了許多功能,使其成為許多實驗室的理想選擇。除了具有高度敏感和可靠的成像功能外,它還具有直觀的用戶界面和集成的成像軟件,具有硬件和軟自動化功能。這樣可以簡化樣品準備、掃描和分析操作並提高效率。此外,它還擁有最新的真空技術,提供卓越的真空壓力穩定性和超低背景噪聲水平。S-4700的最大可實現分辨率約為0.7nm,這意味著它可以輕松解析亞微米特征。這使得它非常適合成像在光學顯微鏡上看不見的精細結構和粒子。它還提供了廣泛的分析能力,包括元素分析和能量色散光譜(EDS)。這使用戶能夠進行深度剖析和X射線微分析,以獲取有關其樣品元素組成的詳細信息。再者,其高品質的可變壓力室允許使用者在0.05 mbar至5 mbar的壓力下操作系統,這意味著它可以用於觀測對環境敏感的樣品。S 4700包含許多其他功能和選項,使其成為任何實驗室的極具吸引力的選擇。它能夠進行數字捕獲,並結合了點大小校正、背景抑制和自動聚焦等功能,從而更容易制作高質量的圖像進行分析。此外,其先進的多掃描模式允許在樣品的兩個不同區域同時成像,大大提高了成像的速度和效率。總之,對於任何希望執行高分辨率成像和分析的實驗室來說,HITACHI S-4700都是一個非常寶貴的工具,它是一臺非常可靠且功能強大的機器。
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