Laser line filtering
Laser filters should be matched to the exact source wavelength and expected drift. Common nominal lines still need tolerance checks.
Laser Optical Filters for Industrial Systems
Review filters for industrial laser systems where wavelength control, damage resistance, and stable blocking are required. Compare laser line, passband, reflect/transmit behavior, and mechanical constraints.
12+ Years Experience
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ISO 9001 Certified
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Shipped to 60+ Countries
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Selected Models
- Contact us for recommended models.
How to Choose
Start with the laser wavelength and power environment. Confirm whether the filter must transmit, reflect, clean up, or block the laser line. Check laser damage threshold, AOI, thermal load, substrate, and safety requirements before selection.
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Laser Application Filters
OPTOStokes laser filters are designed for industrial laser marking (808nm), Nd:YAG laser cutting (1064nm), laser welding, and laser protection applications. hese filters provide precise wavelength selection and high laser damage threshold for reliable operation in demanding production environments.
View full Laser Windows and Optical Flats
Laser Marking Filters
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| Model | CWL (nm) | ransmittance | FWHM (nm) | Optical Density | Note |
|---|---|---|---|---|---|
| SO-BP520 | 520±5 | ≥90% | 30-60 | OD≥3@350-1100 | Other parameters canbe customized |
| SO-BP635 | 635±5 | ≥90% | 30-80 | OD≥3@350-1100 | Other parameters canbe customized |
| SO-BP650 | 650±5 | ≥90% | 30-120 | OD≥3@350-1100 | Other parameters canbe customized |
| SO-BP808 | 808±5 | ≥90% | 30-60 | OD≥3@350-1100 | Other parameters canbe customized |
| SO-BP905 | 905±5 | ≥90% | 30-60 | OD≥3@350-1100 | Other parameters canbe customized |
| SO-BP940 | 940±5 | ≥90% | 30-60 | OD≥3@350-1100 | Other parameters canbe customized |
Laser Reflectors
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| Model | AOI | Wavelength (nm) | Reflectivity | Reflection Wavelength (nm) | ransmittance |
|---|---|---|---|---|---|
| ransmitting 355nm reflect visible wavelength | 45 | 600-700 | Rave ≥99% | 350-360 | ≥95% |
| ransmitting visible wavelength reflect 355nm | 45 | 350-360 | Rave ≥99% | 430-700 | ≥95% |
| ransmitting 1064nm reflect visible wavelength | 45 | 400-580 | Rave ≥≥99% | 1050-1080 | ≥98% |
| ransmitting visible wavelength reflect 1064nm | 45 | 1050-1080 | Rave ≥≥99% | 400-580 | ≥95% |
Related Engineering Notes
Damage threshold considerations
For industrial lasers, confirm power density, pulse behavior, substrate, and coating suitability before choosing by wavelength alone.
Reflector and window selection
Laser reflectors, windows, and flats should be reviewed with mechanical fit and coating durability in mind.
FAQ
What laser wavelengths are represented?
he page includes common industrial wavelengths such as 355nm, 808nm, 905nm, 940nm, 1064nm, and 1550nm where applicable.
Is laser damage threshold important?
Yes. Laser filters must be evaluated against power density, pulse conditions, beam diameter, and exposure time.
Can filters be specified for OEM laser equipment?
Yes. Custom coating targets, dimensions, substrates, and wavelength bands can be discussed for OEM production.
Quality & Compliance
Documentation-ready optical filter supply
For OEM programs, laboratory instruments, and industrial systems, OPTOStokes keeps quality, material compliance, and engineering support visible from the start of supplier evaluation.
Quality system
ISO 9001 managed production
Process control, inspection records, and repeatable coating workflows for production optical components.
Material compliance
RoHS / REACH support
Compliance documentation can be prepared for qualified projects and regulated supply chains.
Factory-direct
Custom coating and dimensions
Wavelength, FWHM, substrate, AOI, size, and mounting requirements can be reviewed with engineering.
Procurement ready
Quote and data review
Share target wavelength, blocking level, transmittance, and drawing requirements for a focused quote.
Ready to Find Your Filter?
Our engineers will help you select the perfect optical solution.