wavelength coverage: 360-1020nm spectral bandwidth: 6nm
This product is economical type analysis instrument. And it is widely applied in medical testing, food, petroleum, environmental protection and monitoring fields.
Features:
Digital display of measurement numerical value
Automatic light valve
Adopt import original packaging tungsten lamp
Wide sampling room
Technical index contrast:
|
model
|
VIS-721
|
VIS-722
|
VIS-722(N/S)
|
|
optical system
|
achromatism Czerny-Turner (1200L/mm grating)
|
|
wavelength coverage
|
350-1020nm
|
320-1020nm
|
320-1020nm
|
|
wave length accuracy
|
±2nm
|
±2nm
|
±2nm
|
|
spectral bandwidth
|
6nm
|
5nm
|
4nm
|
|
wave length repeatability
|
≤1nm
|
≤1nm
|
≤0.5nm
|
|
stray light
|
≤0.3%T @360nm
|
≤0.3%T@360nm
|
≤0.2%T@360nm
|
|
luminosity accuracy
|
0.5%T
|
0.3%T
|
0.3%T
|
|
luminosity repeatability
|
0.2%T
|
0.2%T
|
0.2%T
|
|
drifting
|
≤0.2%T
|
≤0.1%T
|
≤0.1%T
|
|
noise
|
≤0.3%T
|
≤0.2%T
|
≤0.2%T
|
|
stability
|
±0.004A/h @500nm
|
±0.004A/h @500nm
|
±0.002A/h @500nm
|
|
working
|
T、A、C
|
T、A、C
|
T、A、C
|
|
zero setting
|
automatic
|
automatic
|
automatic
|
|
wave length drive mode
|
manual wave length
|
manual wave length
|
manual wave length
|
|
printingjoint
|
mating
|
mating
|
mating
|
|
power (lamp source)
|
import tungsten lamp
|
import tungsten lamp
|
import tungsten lamp
|
|
net weight
|
8kg
|
8kg
|
8kg
|
|
software support
|
no
|
no
|
no
|
scanning type visible spectrophotometer (7230G/723)
This visible spectrophotometer (7230G/723), is economical type analysis instrument. And it is widely applied in medical testing, food, petroleum, environmental protection and monitoring fields.
Technical index:
|
model
|
7230G
|
723(N.S)
|
|
optical system
|
double beam scale detection
|
|
wavelength coverage
|
320-1000nm
|
320-1100nm
|
|
wave length accuracy
|
±1nm
|
±0.5nm
|
|
spectral bandwidth
|
4nm
|
2nm
|
|
wave length repeatability
|
0.5nm
|
0.2nm
|
|
stray light
|
≤0.1%T @360nm
|
≤0.05%T@360nm
|
|
luminosity accuracy
|
0.5%T
|
0.3%T
|
|
luminosity repeatability
|
0.2%T
|
0.2%T
|
|
photometric range
|
0-200%T, -0.301-3.000A
|
0-200%T, -0.301-3.000A
|
|
drifting
|
≤0.001A/h @500nm
|
≤0.001A/h @500nm
|
|
base line linearity
|
≤0.2%T
|
≤0.2%T
|
|
noise
|
0≤0.2%T
|
0≤0.1%T
|
|
stability
|
±0.002A/h @500nm
|
±0.002A/h @500nm
|
|
display range
|
0-200%T, -0.3-3A
|
0-200%T, -0.3-3A
|
|
display system
|
128*64 LCD
|
128*64 LCD
|
|
wave length drive mode
|
automatic wave length
|
automatic wave length
|
|
output(joint)
|
parallel port output
|
parallel port output
|
|
power (lamp source)
|
import tungsten lamp
|
import tungsten lamp
|
|
net weight
|
12kg
|
12kg
|
|
software support
|
yes
|
yes
|
|
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