TRAITEMENTS DIÉLECTRIQUES
CILAS propose des composants optiques et des traitements diélectriques, de 300nm à 2,5µm.
- Pour l'imagerie dans l'industrie, l'astronomie ou les programmes spatiaux : traitements anti-reflets sur les fenêtres, lentilles concaves et convexes, dichroïques, beamsplitters, passe-hauts, passe-bas, filtres, etc.
- Pour les systèmes laser de classe 1µm : anti-reflets, polariseurs, beamsplitters, miroirs haute réflectivité, etc.
Le catalogue des traitements diélectriques et des designs spécifiques peut être communiqué sur demande.
Main references:
- Anti-reflective coatings for microelectronic industry
- UV Filter for decontamination
- Earth observation filters for Microcarb satellite
- Dichroic for Perseverance Supercam
- Filters for SPHERE IRDIS instrument of VLT
| FEATURES OF DIELECTRIC COATINGS | |
|---|---|
| SUBSTRATE MATERIALS | Silica, BK7, BK7G18, CaF2, various glasses |
| SUBSTRATES SHAPES | Lenses, windows, wedges, freefrom optics |
| COATING TYPE | Dielectric coatings based on oxides |
| COATING PROCESS | Magnetron sputtering (dense coating) Plasma Ion Assisted deposition (dense coating) In-situ optical monitoring 900 m² of clean room ISO5 to ISO8 |
| SPECTRAL RANGE | 220 nm to 2.5 μm |
| COSMETICS | 5/C 1 x 0.16 per 25 mm pupil according to ISO 10110-7 |
| ENVIRONMENTAL COMPATIBILITY | Suitable for severe environments (ATOX, radiations, vacuum, humidity…) Space heritage available upon request Cleanable |
| COATING FREE AREAS | Coating free areas masked upon request |
| WAVE FRONT ERROR (WFE) | Stress compensation available upon request |