Measuring optical array polarity, power, and loss using a position sensing detector and photodetector-equipped optical testing device

An optical testing device, comprising:

• a position sensing detector having an optical sensing area that consists of a single integrated substrate having a first material that is photosensitive to a first range of wavelengths, the position sensing detector being configured to:
• receive a plurality of first optical signals emitted through a respective plurality of optical fibers of an optical fiber cable, the plurality of first optical signals having wavelengths within the first range of wavelengths;
• detect a plurality of positions on the single integrated substrate where the plurality of first optical signals respectively impinged on the single integrated substrate;
• and
• output data representative of the plurality of positions;
• and
• a photodetector of a second material that is different than the first material and is photosensitive to a second range of wavelengths different than the first range of wavelengths, the photodetector being configured to:
• receive a plurality of second optical signals emitted through the plurality of optical fibers of the optical fiber cable, respectively, the plurality of second optical signals having wavelengths within the second range of wavelengths;
• receive a plurality of third optical signals emitted through the plurality of optical fibers of the optical fiber cable, respectively, the plurality of third optical signals having wavelengths within the second range of wavelengths and different than wavelengths of the plurality of second optical signals;
• detect a plurality of first intensities of the plurality of second optical signals, respectively;
• detect a plurality of second intensities of the plurality of third optical signals, respectively;
• and
• output data representative of the plurality of first intensities and data representative of the plurality of second intensities.

An optical testing device, comprising:

• an image sensor having an optical sensing area consisting of a single integrated substrate that is optically responsive to a first range of wavelengths including at least a portion of the visible light spectrum, the image sensor being configured to:
• receive a plurality of first optical signals emitted through a respective plurality of optical fibers of an optical fiber cable, the plurality of first optical signals having wavelengths within the first range of wavelengths;
• detect a plurality of positions on the single integrated substrate where the plurality of first optical signals respectively impinge on the single integrated substrate;
• and
• output data representative of the plurality of positions;
• and
• a photodetector that is optically responsive to a second range of wavelengths different than the first range of wavelengths, the photodetector being configured to:
• receive a plurality of second optical signals emitted through the plurality of optical fibers, respectively, the plurality of optical signals having wavelengths within the second range of wavelengths;
• detect a plurality of optical intensities of the plurality of second optical signals, respectively;
• and
• output data representative of the plurality of optical intensities.