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Precision-engineered longpass filters, customized to your specific needs. Our filters offer a sharp cut-off in the short-wave region and high transmission in the long-wave region, ensuring optimal performance for your applications.
Our longpass filters are ideal for:
| Model | Application | CWL | Blocking Wavelength | OD | Transmittance |
|---|---|---|---|---|---|
| GA-LP-420 | Fluorescence detection | 420nm | >20nm | OD3-OD4 | 430-1100nm@T>94% |
| GA-LP-430 | Optical beauty instrument | 430nm | >20nm | OD3-OD4 | 440-1100nm@T>94% |
| GA-LP-480 | Optical beauty instrument | 480nm | >20nm | OD3-OD4 | 490-1100nm@T>94% |
| GA-LP-560 | Optical beauty instrument | 560nm | >20nm | OD3-OD4 | 570-1100nm@T>94% |
| GA-LP-590 | Optical beauty instrument | 590nm | >20nm | OD3-OD4 | 600-1100nm@T>94% |
| GA-LP-640 | Optical beauty instrument | 640nm | >20nm | OD3-OD4 | 650-1100nm@T>94% |
| GA-LP-690 | Optical beauty instrument | 690nm | >20nm | OD3-OD4 | 700-1100nm@T>94% |
| GA-LP-720 | Infrared imaging | 720nm | >20nm | OD3-OD4 | 730-1100nm@T>94% |
| GA-LP-800 | Nightvision goggles | 800nm | >20nm | OD3-OD4 | 810-1100nm@T>94% |
| GA-LP-830 | Nightvision goggles | 830nm | >20nm | OD3-OD4 | 840-1100nm@T>94% |
| GA-LP-880 | Anti-red burst camera | 880nm | >20nm | OD3-OD4 | 890-1100nm@T>94% |
| Coating | IAD multilayer dielectric coating |
|---|---|
| Peak transmittance (Tp) | T>94% |
| Optical density (OD) | OD2-OD4 |
| Blocking wavelength | <20nm |
| Working wavelength | 200-1100nm |
| Material | B270, D263T, quartz glass, sapphire |
| Round | Φ3mm ~ Φ110mm |
| Square | 2*2mm ~ 146*146mm |
| Thickness | 0.3-5.0mm |
| Clear aperture | >95% |
| Surface quality | 40-20 (S/D) |
| Environmental testing | MIL-STD-810F |
