| diffraction pattern abbr. | |
| earth.sc. | schema di diffrazione |
| med. | quadro di diffrazione |
|
Fresnel : 26 phrases in 11 subjects |
| Antennas and waveguides | 4 |
| Astronomy | 1 |
| Communications | 5 |
| Earth sciences | 1 |
| Electronics | 6 |
| Energy industry | 2 |
| Industry | 1 |
| Life sciences | 2 |
| Lighting other than cinema | 1 |
| Metallurgy | 1 |
| Radio | 2 |