Introduction
Beijing Normal University Optical Instrument Factory was established in the seventies of last century, specializing in the field of optical radiation measurement of scientific research and development of measuring instruments produced, wining 12 awards of the National Science Conference and other scientific and technological achievement awards, with a number of related inventions and technologies patent.
UV-A ultraviolet radiation meter is suitable for the measurement of ultraviolet irradiance in the field of photochemistry, polymer material aging, flaw detection, ultraviolet light source, plant cultivation, and large scale integrated circuit lithography.
Features
* Spectral and angular characteristics of the strict correction
* Digital LCD display with backlight
* Manual / automatic range switch
* Digital output interface (USB, redundant power supply)
* Low battery alert
* Automatic delay shutdown
* There are numbers to keep
* Touch the button operation, beep prompt
Main Specification
Wavelength range and peak wavelength |
UV-365 Probe(The spectral response curve is shown in Fig)
λ:(320~400)nm;λP=365nm |
Minimum resolution |
10-4 mW/cm2 |
Upper limit of measurement |
199.9 mW/cm2 |
UV band outside the area of stray light |
UV365:less than 0.02% |
Relative indication error |
±10% |
Angle response characteristics |
±10% (α ≤10°) |
Linearity error |
±1% |
Shift error |
±1% |
Short - term instability |
±1%(30min later) |
Fatigue properties |
Attenuation is not less than 2% |
Zero value error |
±1% |
Response time |
< 1s |
Environment |
(0~40)℃,humidity<85%RH |
Size and weight |
160mm×78mm×43mm;0.2kg |
Power |
6F22 9VLaminated battery |
Total power consumption |
<0.1VA |
Key components
No. |
Name |
1 |
Silicon phototube |
2 |
Filter |
3 |
Liquid crystal display |
Structure
UV-A radiation meter is composed of the metering probe and display unit, both through the signal cable plug and socket connection. Display unit is with power switch and function keys and digital communication interface (USB) igital , and d communication interface to the instrument can provide redundant powers