二手 HITACHI S-4700 #9131863 待售

Scanning Electron Microscope (SEM) PC Type: Windows NT 20x - 500,000x Resolution: 1.5 nm Acceleration voltage: 15 kV, WD: 12 mm 2.1 nm Acceleration voltage: 1 kV, WD: 2.5 mm Magnification: LM Mode: 20-x2k HM Mode: 100-x500k Electron gun: Cold field emission type Acceleration voltage: 0.5 – 30 kV (0.1 kV step) Operation / Manual control / 5 Axis motor driving X: 0~25 mm Y: 0~25 mm Z: 2.5~27.5 mm T: -5°~45° R: 360° Max specimen size: 100 mm Φ, 150 mm Detector: Everhart thornley secondary electron detector YAG Type back scattered electron detector Transmitted electron detector PC: Pentium, 166 MHz RAM: 32 MB HDD: 1.2 GB Microsoft Windows 95 Monitor: LCD monitor, 17" Photo CRT, 7" Signal processing: Dynamic stigma monitor Auto focus (AFC) Auto stigma (AST) Auto start function Photo memory: 2560 x 1920 Contrast adjust Beam blanking Raster rotation Tilt compensation CD Measurement Scan speed: TV 0.5 – 40 s Frame: Operation 40~320s ±15μm WD = 12 mm Frame memory: 640 x 480 1280 x 960 2560 x 1920 Image display: Standard: 640 x 480 (2) Dual image: 512 x 480 Full: 1024 x 700 Signal output port: SE Signal output X-Ray control connection port AUX ETC DBC Digital beam control RS 232C Interface Communication: Ethernet 10base-T Image output unit: Photo CRT Polaroid film holder: 4" x 5" Roll film holder: 4" x 5" ETC External unit Vacuum system: Full auto pneumatic type Electron column: ~10-7 pa Main chamber: ~10-4 pa Ion pump: 60 l/sec X1 20 l/sec X2 Diffusion pump: 570 l/sec x1 CH Rotary pump: 140 l/min x2 CH Turbo pump: Penning gauge X1 Pirani gauge X2 Chiller: Water flow rate: 1.5~2.0 1/min Water pressure: 50~100k Pa Water temperature: 10°C~20°C Clamp: RC 3/8" 2004 vintage.