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- 19:57, 6 January 2009 EricN talk contribs uploaded File:Phase sensitive detection ckt.jpg (Circuit diagram of the phase sensitive detector)
- 19:52, 6 January 2009 EricN talk contribs uploaded File:Schematic of phase sensitive detection.jpg (PSpice circuit diagram for phase sensitive detection)
- 20:37, 12 December 2008 EricN talk contribs uploaded File:XY position.jpg (Shows currents and distances for calculating position using a duo-lateral position sensing device)
- 19:55, 12 December 2008 EricN talk contribs uploaded File:Lateral effect psd.jpg (Duo-lateral position sensitive detector currents)
- 19:53, 12 December 2008 EricN talk contribs uploaded File:Lateral effect psd.gif (Currents in a duo-lateral position sensing device.)
- 16:55, 12 December 2008 EricN talk contribs uploaded File:Photoelectric effect.gif (The photoelectric effect causes current to flow as light strikes the sensing area, with output currents proportional to the proximity between the terminal and the light centroid)
- 16:02, 12 December 2008 EricN talk contribs uploaded File:Field of view.gif (Field of view of an optical sensor with a converging lens)
- 15:37, 12 December 2008 EricN talk contribs uploaded File:Image plane.gif (Relationship between object distance, focal plane and image plane)
- 15:21, 12 December 2008 EricN talk contribs uploaded File:Focal plane.gif (Collimated beam of light not parallel to lens axis congverging to focal plane)
- 15:02, 12 December 2008 EricN talk contribs uploaded File:Focal length.gif (A convex lens converges parallel beams of light to the focal point.)
- 14:47, 12 December 2008 EricN talk contribs uploaded File:Focal length.gif (Parallel beam of light converges at focal point of lens)
- 13:57, 12 December 2008 EricN talk contribs uploaded File:Lens types.png (Drawing of the different types of lenses, courtesy of http://en.wikipedia.org/wiki/Lens_(optics))
- 23:05, 11 December 2008 EricN talk contribs uploaded File:Refraction.jpg (Basic image demonstrating the concept of light refraction)
- 22:39, 11 December 2008 EricN talk contribs uploaded File:Filters.jpg (A set of neutral density and colored filters, courtesy of wikipedia.)
