Limited-time discounts on our UV, VIS, NIR, and IR optical filters. Standard models are in stock for same-day shipping, ideal for urgent projects. Need a custom filter for your fluorescence setup? Our engineers can design it to your specifications.
Cutting-edge technology to the highest quality
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Complete Process
With ERP and PDM system, to realize the management information, systematic quality.
Best Energy Solutions
Over two decades of rich experience in the windenergy sector. Over 17,900 MW capacity.
End-to-end Services
Vast experience in power evacuation, land procurement liaisoning and working with state.
Global Expertise
A perfect blend of global experience andexpertise to further our focus on technology.
6,439+
In-Stock Product Models
About Us
OPTOStokes is your trusted source for high-quality optical filters, offering a wide range of standard and custom solutions for UV, VIS, NIR, IR, and fluorescence microscopy applications. Our products, including bandpass, longpass, shortpass, dichroic mirrors, neutral density filters, and fluorescence filter sets, deliver precision and reliability to meet international standards. With our China-based factory, we ensure competitive pricing, flexible manufacturing, and fast delivery. Choose OPTOStokes for unmatched quality, variety, and supply reliability....
UV to IR Stock & Custom Designs International Quality, Competitive Pricing
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OPTOStokes offers custom and standard optical filters for UV, VIS, NIR, IR, including bandpass, longpass, shortpass, dichroic mirrors, and fluorescence sets. Explore our high-quality solutions today
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Stay updated with OPTOStokes’ latest news on optical filters, industry trends, and company milestones. Explore insights at optofilters.com/news
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08-02, 2025
Narrow Band Imaging (NBI)...
Learn about NBI endoscopy: principles, 415nm/540nm filters, advantages over white light. OPTOStokes offers quality filters for precise GI diagnostics....
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07-31, 2025
Fluorescence Filter Cube ...
Discover FL CUBE filter holders for Olympus, Nikon, Leica, Zeiss. High-efficiency fluorescence cubes with sharp cut-ons, 93-97% transmittance. Stock & custo......
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07-26, 2025
Soft vs. Hard Coating Fil...
Learn the key differences between soft and hard coating filters, their synergies in optical systems, and applications. Expert insights for precise filter select......
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07-17, 2025
Optical Coatings: Princip...
Learn the science behind optical coatings—principles of interference, deposition techniques (e.g., sol-gel, e-beam evaporation), and applications in lasers, dis......
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