UMS300 Universal Measurement Spectrophotometer

Core benefits

Features

  • Optimised tuneable light source based on xenon-quartz tungsten halogen or quartz tungsten halogen-Silicon carbide dual source
  • Wide spectral coverage in single user-initiated scan
  • Reflective optics beam delivery to sample plane
  • Single or double monochromator configurations
  • Windows control software provides full automation via USB 2.0

Reported parameters

  • Spectral total transmittance
  • Spectral direct transmittance
  • Spectral diffuse transmittance
  • Spectral total reflectance
  • Spectral specular reflectance
  • Spectral diffuse reflectance
     

Monochromatic Probe (TMc300) (quoted for 1200 g/mm gratings)

Probe light source (200-2500nm) 75W Xenon and 100W Quartz halogen (QTH)
Probe light source (250-2500nm) 75W OFR Xenon and 100W Quartz halogen (QTH)
Probe light source (350nm- 30μm) 100W Quartz halogen (QTH) and 40W SiC
Monochromator configuration Triple grating, symmetric, single Czerny-Turner, 300mm focal length
Slit type Fixed, micrometer or motorised variable
Resolution 0.3nm
Dispersion 2.7nm/mm
Wavelength range Within 200nm- 30μm
Wavelength accuracy ± 0.2nm
Stray light rejection at 10x FWHM 5·10-5
Relay optic Mirror-based, 1:1 image of variable iris diaphragm
Probe size Up to 5mm dia.

Monochromatic Probe (DTMc300) (quoted for 1200 g/mm gratings)

Probe light source (200-2500nm) Probe light source (250-2500nm) 75W Xenon and 100W Quartz halogen (QTH)
Probe light source (350nm- 30μm) 75W OFR Xenon and 100W Quartz halogen (QTH)
Monochromator configuration 100W Quartz halogen (QTH) and 40W SiC
Slit type Triple grating, symmetric, double Czerny-Turner with additive dispersion. Effective 600mm focal length
Resolution Fixed, micrometer or motorised variable 0.15nm
Dispersion 1.35nm/mm
Wavelength range Within 200nm- 30μm
Wavelength accuracy ± 0.1nm
Stray light rejection at 10x FWHM Relay optic 1·10-8
Probe size Mirror-based, 1:1 image of variable iris diaphragm Up to 5mm dia.

Goniometer

Motorised axes Sample and detector stages 0-90°
Sample stage rotation range 20-180°
Sample stage rotation range 10-60°
Specular reflectance range Sample Fixed, micrometer or motorised variable
Detector coupling 4 x M3 threaded holes in Bentham slit pattern

Integrating sphere- PTFE

Diameter 100mm
Spectral range 250-2500nm
Entrance/ specular port diameter 17mm
Reflectance port diameter 10mm
Reflectance geometry 8°/diffuse
Reflectance reference standard Calibrated BenFlect diffuse reflectance standard
Sample mounts Reflectance port clamp and set of microscope slide holders provided
Detector coupling 4 x M3 threaded holes in Bentham slit pattern

Integrating Sphere - Gold Coated

Diameter 100mm
Spectral range 700nm-30μm
Entrance/ specular port diameter 17mm
Reflectance port diameter 10mm
Reflectance geometry 8°/diffuse
Reflectance reference standard Calibrated gold diffuse reflectance standard
Sample mounts Set of microscope slide holders provided
Detector coupling 4 x M3 threaded holes in Bentham slit pattern

Electro-optical (Xenon)

Lamp type Short-arc xenon lamp
Nominal lamp power and voltage 75W, 15V
Operating current 5.4A DC
Coupling Off-axis elliptical reflector, 60mm diameter
Expected lamp lifetime 400h
Ozone build-up mitigation Enclosed source with YAG window, N2 purge port

Electro-optical (OFR Xenon)

Lamp type Short-arc xenon lamp
Nominal lamp power and voltage 75W, 15V
Operating current 5.4A DC
Coupling Off-axis elliptical reflector, 60mm diameter
Expected lamp lifetime 2000h

Electro-optical (QTH)

Lamp type Quartz Tungsten Halogen Lamp, G6.35 base
Nominal lamp power and voltage 100W, 12V
Operating current 8.5A DC
Coupling CaF2 fused silica, bi-convex condenser lens 25mm diameter
Expected lamp lifetime 2000h

Electro-optical (SiC IR emitter)

Lamp type Silicon Carbide incandescent source 37W, 24V
Nominal lamp power and voltage 1.5A DC
Operating current 1385K
Coupling Parabolic reflector
Expected lamp lifetime 5000h

Detectors (200-2500nm)

Silicon photodiode 10x10mm, 200-1100nm
InGaAs photodiode 3mm dia., 800-1700nm
Germanium photodiode 5mm dia. 800-1800nm
TE-cooled extended InGaAs photodiode 3mm dia. 1000-2500nm

Detectors (1-30μm)

TE-cooled PbS photodiode 3mm dia. 1-3μm
TE-cooled PbSe photodiode 3m dia. 1-5.5μm
Dewar cooled InSb photodiode 3mm dia. 1-3μm
Dewar cooled MCT photodiode 2mm dia. 2-12μm
Dewar cooled MCT photodiode 1mm dia. 4-20μm
Pyroelectric detector 5mm dia. 1-30μm

Automation

Software control Benwin+ Windows application
Interface USB 2.0

Configuration Options

UMS300_0001 UMS300 configured 200-1100nm
UMS300_0002 UMS300 configured 250-2500nm
UMS300_0003 UMS300 configured 350-5500nm
UMS300_0004 UMS300 configured 5-15μm
UMS300_0005 UMS300 configured 10-30μm
UMS-MK3-DTR4-AU 100mm dia. integrating sphere, PTFE (250-2500nm)
UMS-MK3-DTR4-BF 100mm dia. integrating sphere, gold coated (0.7-30μm)
UMS-MK3-GONIO-10UM Dual stage goniometer (CaF2 field lens)
UMS-MK3-GONIO-20UM Dual stage goniometer (KRS5 field lens)

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