@misc{indiciae6e9ccfc550af,
  title = {Thermal Weapon Sight (TWS) AN/PAS-13 diffractive optics designed for producibility},
  author = {Anderson, J. Steven and Chen, Chungte W. and Spande, Robert A.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19940012881},
  note = {Source identifier: 19940012881}
}