TY  - BOOK
AU  - Johnson, B. K.
TI  - Optical design and lens computation
PY  - 1948///
CY  - London
PB  - The Hatton Press
KW  - Astronomy and Astrophysics Thesaurus
KW  - Optical Design
KW  - Optical Instruments
KW  - Optics
ER  -