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- 产品名称：Visible spectrophotometer
- 产品型号：721N'
- 产品展商：Shanghai instrument electricity
- 产品文档：无相关文档
简单介绍
Adopt the advanced holographic blazed grating monochromator wavelength, has high precision, good monochromaticity, low stray light.
产品描述
This product adopts the microprocessor control technology, analysis to qualitative and quantitative material in the visible spectral region, is a multi-purpose necessary routine laboratory analysis instruments.
Characteristic：
Adopt the advanced holographic blazed grating monochromator wavelength, has high precision, good monochromaticity, low stray light.
Super large screen backlit LCD display, the measurement data at a table.
Adopt the computer measurement system, T-A conversion precision, and automatic adjustment of 0%T and 100%T, the concentration factor setting, direct reading.
The measurement of high accuracy, good reproducibility and stability.
- optional serial
The main technical indicators:
The wavelength range of 360nm ~ 1000nm;
The maximum allowable error - wavelength: 2nm.
The wavelength repeatability: less than 1nm
The transmission ratio of the maximum permissible error: + 0.5% (T) (determined by NBS930D)
The transmission proportion of refolding: less than or equal to 0.2% (T)
The spectral bandwidth: 4nm
The stray light: less than or equal to 0.15% (T) (determined by NaNO2 at 360nm)
- stability: dark current drift: 0.2% (T) /3min on the current drift: 0.5% (T) /3min
- LCD (backlight)
The power supply voltage: AC85V ~ 24V