TY - JOUR AU - John Beers AU - William Penzes C2 - Journal of Research of the National Institute of Standards and Technology DA - 1999-05-01 LA - en M1 - 104(3) PB - Journal of Research of the National Institute of Standards and Technology PY - 1999 TI - The NIST Length Scale Interferometer UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=820924 ER -