细胞离子成像

离子浓度成像系统,含有荧光成像。系统由显微镜,摄像头,可控光源,计算机采集分析系统。另有微光光度计系统用于单波长或双波长的测量。

InCyt I/P-2TM Imaging & Photometry System

Specifications

Video System
Camera Monochrome integrating CCD, RS170 or CCIR standard
Excitation 300 watt Xenon arc lamp for both UV and visible light excitation.
Variable intensity
Filter Changer Sutter Wheel Filter Changer
Image Resolution 640 x 480 pixels; 12-bits


Photometer System
PMT Hamamatsu HC135-11 photon counter
Linearity (precision) +/-1% from 0 to 20,000,000 counts/second
Maximum Dark Count (noise) 150 counts/second
Equivalent Noise Input (noise) 3 x 10-17 watts per second (measured at 400nm)
Spectral Sensitivity 300-650nm
Discriminator & Microprocessor Built into PMT
Overload Protection Computer-controlled shutter (optional)
Excitation 300 watt Xenon arc lamp for both UV and visible light excitation.
Variable intensity
Filter Changer Sutter Wheel Filter Changer


Image/Data Acquisition and Analysis Workstation
CPU 2.40 Ghz Pentium 4
RAM 256 MB
Hard Drive 40 GB
CD ROM 40x CD R/W
Operating System Windows XP
Monitor 17" SVGA


Image Data Capture and Display
Maximum Speed (640x480 images) 5 ratioed images per second
10 single-wavelength images per second
Object Definition Specify up to 50 user-defined regions for separate analysis
Data Collection Options (1) Graph ion concentration in each cell during experiment.
(2) Save images for later analysis and animated playback
Image Format TIFF
Data Storage Format Tab-delimited ASCII


PMT Capture and Display
Maximum Speed 14 ratioed measurements per second
100 single-wavelength measurements per second
Time Lapse Up to 1 measurement every 10 minutes
Field of View Rectangular area, user-definable
Graphic Display Real-time during experiment
Data Storage Format Tab-delimited ASCII


Other
Calibration From standard solutions, formula, or in situ
Ions Works with hundreds of fluorescent dyes for measuring: Ca2+, pH, Na+, K+, Mg+2, H2O2, cyclic ADP Ribose, etc.

 

 

 

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北京办事处

地址:北京市朝外大街乙12号昆泰国际大厦1806室
邮编:100020

电话:010-58790590/91/92/93

传真:010-58790595

上海办事处
地址:上海市静安区江宁路495号博鸿大厦2604室
邮编:200040 

电话:021-61377116/17/18

传真:021-61377118