Bentham Instruments Limited

+44 (0)118 975 1355http://www.bentham.co.uk

Request Information

PhotoTest450 Portable In Vivo Monochromator Phototesting

The PhotoTest450 is a trolley-based high irradiance source of UVB-UVA– and visible monochromatic radiation, designed for in vivo application, representing a key tool in phototoxicity testing, photogenotoxicity testing and in the investigation of potential phototoxic risk in trials of topical and systemic drugs.

6

Reliable and economical to run, the PhotoTest450 is employed in numerous hospitals, health centers and research centers across the globe, enhancing the availability, convenience and effectiveness of light-based treatments.

Core benefits

Features

  • Efficiently coupled 450W xenon source/ monochromator tuneable light source
  • Provides coverage of UV and visible (280-600nm)
  • Accurate exposure time delivered by use of automated shutters 
  • Flexible liquid light guide beam delivery
  • Accurate real time dosimetry of monochromatic probe using calibrated integrating sphere based power meter
  • System calibration traceable to PTB, Germany
  • User-friendly Windows TES software fully automates process with minimal training required (USB 2.0)
  • No lamp water-cooling required

Applications

  • Phototoxicity testing
  • Photogenotoxicity testing 
  • Investigating potential phototoxic risk in trials of topical and systemic drugs


Tuneable light source

Lamp rating450W
Typical lamp current27A
Lamp lifetime2000h
Current sensingCurrent transducer coupled to ORM400
Monochromator configurationAsymmetric, single Czerny-Turner
Focal length300mm
Grating mount and driveStepping motor driven triple grating turret
Diffraction gratings installed2400 groove/mm holographic, 250nm blaze
1200 groove/mm ruled, 400nm blaze
1200 groove/mm ruled, 500nm blaze
Grating size2400 g/mm– 68x84mm
1200 g/mm—90x90mm
Aperture ratiof/3.6 (at all grating angles)
Number of entrance/exit ports1 entrance, 1 exit
Slit typeInternal motorised variable
Slit width & height10µm-10mm (W) x 20mm (H)
Order sorting6-position filter wheel (includes shutter), 25mm diameter filters
Spectral range280-600nm
Maximum bandwidth2400 g/mm– 13.5nm
1200 g/mm—27nm
Wavelength accuracy± 0.1nm (2400 g/mm ); ± 0.2nm (1200 g/mm )
Wavelength reproducibility± 0.025nm (2400 g/mm ); ± 0.05nm (1200 g/mm )

Beam Dosimetry

Integrating sphere diameter and coating4”, BaSO4
Sphere detectorSilicon photodiode
Sphere calibrationSpectral Responsivity, A.W-1.nm-1
Calibration traceabilityPTB, Germany
Peak responsivity (typical)0.14mA.W-1
Photocurrent measurementSix-decade trans-impedance amplifier/ ADC

Automation

Software controlTES

General

Power supplyMains 110V/220V, 50/60 Hz via medical transformer
InterfaceUSB 2.0 (TMS305, ORM400)
Dimensions1280L x 530W x 1150H (mm)
Weight80kg

What’s new

  • csm

    PVE300 Photovoltaic EQE (IPCE) and IQE solution

    Products | 16 Jan 2018

    The PVE300 system is an essential tool in photovoltaic research and production line quality processes, employed in the accurate determination of solar cell spectral response/ EQE (IPCE) and IQE.

  • 6

    PhotoTest450 Portable In Vivo Monochromator Phototesting

    Products | 16 Jan 2018

    The PhotoTest450 is a trolley-based high irradiance source of UVB-UVA– and visible monochromatic radiation, designed for in vivo application, representing a key tool in phototoxicity testing, photogenotoxicity testing and in the investigation of potential phototoxic risk in trials of topical and systemic drugs.

  • 5

    BPC300 Photochromic Lens Spectrophotometer

    Products | 16 Jan 2018

    The BPC300 spectrophotometer offers accurate characterisation of photochromic (photosensitive) lens transmission in the faded and AM2 conditioned states.

  • 4

    ULS300 Variable, Constant Colour Temperature Luminance Source

    Products | 16 Jan 2018

    The ULS300 is designed for applications requiring a variable, yet Constant Colour Temperature (CCT), luminance source. Comprising a stable 250W quartz tungsten halogen lamp (QTH), light is transported to a 300mm diameter integrating sphere via an eight branch fibre for homogeneous illumination.

  • hi

    TLS120Xe High Power Tuneable Light Source (280nm-1100m)

    Products | 16 Jan 2018

    The TLS120Xe is a high power tuneable xenon light source that puts monochromatic light at your fingertips.

Search all our content