Optical design & Instrumentation

Ivan Syniavskiy

Wide-angle imaging polarimeter

Purpose:
Determination of linearly polarized light of source and extended objects.

Composition:

  • 1. Wide-angle input lens;
  • 2. Aperture of the field of vision;
  • 3. Collimator;
  • 4. Image breeding system;
  • 4.a. Composite polarization element;
  • 4.b. Spectral filter;
  • 4.c. Block of achromatic prisms for breeding four fields of vision;
  • 5. Camera lens;
  • 6. Detector.

Parameters:

  • Spectral band
    410-890 nm
  • FOW
    60х60 degrees
  • Detector size
    14х14 mm
  • The definition of polarization
    linear
  • Max diameter
    75 mm
  • Length
    215 mm
  • Weight
    0.3 kg
Polarimeter optical layout
3D model of imaging polarimeter
Optical and mechanical parts
General view of imaging polarimeter
Test object image

Using: scientific instrument of Ukrainian scape project «Аеrosol - UA».