Mid-far infrared filter
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Metallized light windows are coated with metal films (such as chromium, nickel, gold) on the edges of sapphire, germanium or silicon substrates for welding to achieve airtight packaging. The light-passing area is coated with a filter film and can be directly welded or installed on Opto-mechanical assembly.
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High transmittance
Good air tightness
high strength
| Specification and model | base material | External dimensions(mm) | Optical effective aperture(mm) | Metallization area(mm) | Spectral indicators | inventory |
|---|---|---|---|---|---|---|
Φ2.5*0.28mm | sapphire | Φ2.5 | Φ1.6 | ≥Φ1.8 | 1250-1650nm, Tavg＞99% | ＞10 |
Φ18*1mm | single-crystal silicon | Φ18 | Φ14 | ≥Φ14.5 | 3-5μm, Tavg≥96% | ＞10 |
Φ12*1mm | single-crystal silicon | Φ12 | Φ10 | ≥Φ10.5 | 3-5μm, Tavg≥96% | ＞10 |
Φ30*1mm | sapphire | Φ30 | Φ26 | ≥Φ26.5 | 3-5μm, Tavg≥96% | ＞10 |
| 16*16*0.8mm | Germanium single crystal | 16*16 | 13.2*13.2 | ≥13.7*13.7 | 3-5μm, Tavg≥96% | ＞10 |
10*10*1mm | single-crystal silicon | 10*10*1 | 8.5*8.5*0.9 | ≥8.9*8.9 | 8-12μm, Tavg≥82% | ＞10 |
Through our mature production process chain and comprehensive service system support, MFrontier provides customers with a series of full support from product selection to production and after-sales.
0755-21386871
info@memsf.com
