Description
Atomfair PMT-721 Photomultiplier Tube Characteristic Tester
Product Overview
The Atomfair PMT-721 is a high-performance optoelectronic device characteristic testing instrument dedicated to researching and measuring the key fundamental properties of photomultiplier tubes (PMTs). It integrates comprehensive testing functions and precise measurement capabilities, making it an essential tool for professionals engaged in optoelectronic research, laboratory experiments, and related technical fields. With its user-friendly design and reliable performance, it enables users to master the measurement methods of PMT basic parameters efficiently.
Core Functions & Experimental Capabilities
1. Key Research Characteristics
This tester allows in-depth exploration of various critical properties of photomultiplier tubes, including:
Dark current
Cathode sensitivity
Anode sensitivity
Amplification factor (gain)
Photoelectric characteristics
Volt-ampere characteristics
Time characteristics
Spectral characteristics
2. Main Experimental Contents
It supports a wide range of experimental operations to meet diverse testing needs:
Familiarize with the basic characteristic principles of photomultiplier tubes
Cathode photoelectric characteristic test experiment of photomultiplier tubes
Dark current measurement experiment
Cathode sensitivity measurement experiment
Anode sensitivity measurement experiment
Practical operation of PMT basic parameter measurement methods
Anode photoelectric characteristic test experiment of photomultiplier tubes
Cathode volt-ampere characteristic test experiment of photomultiplier tubes
Anode volt-ampere characteristic test experiment of photomultiplier tubes
Time characteristic test experiment of photomultiplier tubes
Spectral characteristic test experiment of photomultiplier tubes
Detailed Specifications & Technical Parameters
1. Instrument Main Unit
External Features
Chassis dimensions: 514mm × 314mm × 140mm
Weight: ≤ 4Kg
Photomultiplier Tube Core Parameters
Spectral response range: 300~700nm
Peak response wavelength: 420nm
Photocathode: Standard photocathode configuration
Minimum effective cathode size: 1mm
Side tube window material: Glass
System structure: Window box type (graded design)
Anode pulse rise time: 7.0ns
Electron transit time: 70ns
Voltage between anode and cathode: 1200Vdc
Average anode current: 0.1mA
Cathode sensitivity: 100μA/lm
Anode sensitivity: 10A/lm
High-Voltage Power Supply Parameters
Adjustment range: 0 ~ Rated output value
Output type: +1 gear adjustable output
Temperature coefficient: 0.03%
Control precision: 10 levels
Warm-up time: 0min
Operating temperature: 0°C~+40°C
Voltmeter
Measurement range: 4 gears switchable (0~200mV, 0~20V, 0~200V, 0~2000V)
Measurement accuracy: 0.2%
Display mode: 3.5-digit display
Ammeter
Measurement range: 4 gears switchable (0~200μA, 0~2mA, 0~20mA, 0~200mA)
Measurement accuracy: nA level
Minimum measurable dark current: ~10nA
Display mode: 4-digit display
2. Light Source System
White light: Brightness 1000-2500 (standard brightness unit)
Red light: Wavelength 625nm~630nm
Orange light: Wavelength 600nm~605nm
Yellow light: Wavelength 585nm~590nm
Green light: Wavelength 515nm~520nm
Blue light: Wavelength 460nm~465nm
Violet light: Wavelength 400nm~405nm
3. Illuminance Meter
Resolution: 0.1lx
Measurement range: 4 gears switchable (200Lux, 2000Lux, 20000Lux, 50000Lux)
Display mode: 1999-digit digital LCD screen with low battery indicator
Reading rules: Reading ×10 under 2000Lux range; Reading ×100 under 50000Lux range
Measurement accuracy: ±5% rdg ±10gdts (≤10,000Lux); ±10% rdg ±10gdts (>10,000Lux) (calibrated under 2856K white light)
Dimensions: 65mm × 188mm × 25mm
Sampling rate: 1.5 times/second
Linearity: +2%
Notes
The configuration and parameters of this product are for reference only. The final specifications are subject to the product packing list. Minor changes will not be notified separately.
If you’re interested, have any questions, or have specific customization requirements, please feel free to contact us at inquiry@atomfair.com.
