model

UV-7500

wavelength range

190~1100 nm

spectral bandwidth

0.5/1.0/2.0/4.0/5.0 nm

optical system

Optical dual beam

Metering method

Transmittance, absorbance, energy

wavelength accuracy

±0.3nm

Wavelength Repeatability

≤0.2nm

Wavelength setting

Automatic wavelength setting, wavelength resolution0.05nm

Range of absorbance

0~300%T，-3~3A

photometric accuracy

±0.002A（0~0.5A），±0.004A（0.5~1A），±0.3%A（0~100%T）

Photometric Repeatability

≤0.001A（0~0.5A），≤0.002A（0.5~1A），≤0.15%A（0~100%T）

stray

≤0.03%

Transmittance range

0～300.0 %

Transmittance accuracy

≤±0.3%

Transmission density repeatability

≤0.1%

Baseline drift (stability)

≤0.0005Abs/h(0.1%/h)

noise

±0.05%T(0%TLine), ±0.1%T（100%TLine)

baseline flatness

≤±0.0008Abs

scanning speed

tall/centre/Low level adjustable

detector

Imported silicon photodiode

light source

Long life deuterium lamp, halogen tungsten lamp (without optical debugging)

Data interface

supportUSB/Bluetooth Communicator

print out

Support printers that can install drivers

operating environment

supportWindows/Android

power supply

AC90-250V，50/60Hz

External dimensions

550*460*220mm