 |
| |||
| Köhlersches Beleuchtungsprinzip (method of microscopical illumination); Köhlersches Prinzip (method of microscopical illumination) | |||
| Köhler method of illumination: 3 phrases in 1 subject |
| Optics branch of physics | 3 |
|
| |||
| Köhlersches Beleuchtungsprinzip (method of microscopical illumination); Köhlersches Prinzip (method of microscopical illumination) | |||
| Köhler method of illumination: 3 phrases in 1 subject |
| Optics branch of physics | 3 |