MTF Test Benches

MTF Test Benches

We supply optical test equipment for assessing the quality of visible and infra-red lenses. These benches can be supplied for Research and Development applications, or for Production Testing.

DetectorResolution, Cell Size
Standard Resolution CCD Camera0780 x 0582, 8.33 um
High Resolution CCD Camera1388 x 1038, 6.45 um
Very High Resolution CCD Camera2452 x 2056, 3.45 um
Cooled Scientific CCD Camera1344 x 1024, 6.45 um
Photomultiplier Tube1 um slit aperture
  
Field Angle GeneratorRange, Accuracy, Load Capacity
Rotary Stage Table+/-120 degrees, 5 secs, 25 kg
Swinging Arm (Linear Stage)+/-030 degrees, 5 secs, 50 kg
Swinging Arm (Linear Stage+/-045 degrees, 5 secs, 50 kg
Swinging Arm (Circular Stage)+/-120 degrees, 5 secs, 200 kg
Beam-Steering Mirror+/-020 degrees, 5 secs, NA
  
CollimatorDiameter, Wavefront Accuracy
Off-Axis Parabola100 – 500 mm, lambda/10 @ 633nm
Achromatic Doublet/Triplet025 – 100 mm, lambda/50 @ 633nm
  
Light SourceDescription
Visible Object Generator50W T-H Lamp, condensor optics
Fibre-Optic Light Source50W T-H Lamp, fibre-optic cable
  
Motorised StagesSpecification
Focus, Field, HeightLinear, 50 or 100 mm travel
Field AngleLinear or Rotary
Lens RotationRotary 360 deg, up to 200mm aperture
DetectorSpecification
MWIR (3-  5 um) detectorLN2 cooled, 100mm nozzle, 10um aperture
LWIR  (8-12 um) detectorLN2 cooled, 100mm nozzle, 10um aperture
  
Field Angle GeneratorRange, Accuracy, Load Capacity
Rotary Stage Table+/-120 degrees, 5 secs, 25 kg
Swinging Arm (Linear Stage)+/-030 degrees, 5 secs, 50 kg
Swinging Arm (Linear Stage+/-045 degrees, 5 secs, 50 kg
Swinging Arm (Circular Stage)+/-120 degrees, 5 secs, 200 kg
Beam-Steering Mirror+/-020 degrees, 5 secs, NA
  
CollimatorDiameter, Wavefront Accuracy
Off-Axis Parabola100 – 500 mm, lambda/10 @ 633nm
  
Light SourceDescription
IR Object Generator30W glow-bar, rotateable, chopped
  
Motorised StagesSpecification
Focus, Field, HeightLinear, 50 or 100 mm travel
Field AngleLinear or Rotary
Target AzimuthRotary 0-90 deg
Lens RotationRotary  360 deg, up to 200mm aperture

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