HGP-7500S photoelectric direct reading spectrometer

HGP-7500S photoelectric direct reading spectrometer 

Instrument Description
HGP-7500 spectrometer draws multinational instrument of advanced features, through this industry experts , scholars, well-built , highlighting the use of the instrument is stable, convenient and fast characteristics, its excellent performance , new design , advanced technology among the spectrometer production in the international market . Welcome to choose Britain 's Prudential Elsie no direct reading spectrometer, we will provide you with a full range of the best quality service

Technical characteristics and parameters

Optical system

The optical system of the use of the PA

Focal length: 750mm

Wavelength range: 130nm-800nm

Holographic concave grating: radius of curvature 750mm

Ruled density: 2400 or 3600 /mm

Line dispersion: 0.55nm/mm

Resolution: better than 0.01mm

Allow up to 64 channels: 15 (standard configuration)

Optical system constant temperature: 35 C + 0.1

Measurement and control system

Measurement method: piecewise integral

Repeatability: RSD = 0.2%

Stability: 8 hours better than 0.5%

High voltage power supply of the photoelectric multiplier tube: voltage: -1000V

Excitation light source

All digital adjustable light source, discharge frequency and voltage can be adjusted continuously to adapt to various materials

Discharge frequency: 400Hz to 1000Hz continuous adjustable

Vacuum degree: better than 1.5Pa