| |||
lens element | |||
ocular | |||
meniscus | |||
lense | |||
lens |
lins: 30 phrases in 9 subjects |
Antennas and waveguides | 5 |
Communications | 4 |
Earth sciences | 1 |
Electronics | 10 |
Energy industry | 2 |
Health care | 5 |
Life sciences | 1 |
Natural resourses and wildlife conservation | 1 |
Natural sciences | 1 |