about us
Astronomy Services
L & L Optical Services offers the highest quality thin film coatings available, providing the Astronomical Telescope community with three aluminum coatings for your primary and secondary mirrors.
Over thirty years of experience in designing and developing coating processes for a wide range of applications enable us to meet and exceed our clients’ expectations.
Other Coatings
L & L Optical Services manufactures the following coatings per your specifications:
- UV Blocker / UV Transmitting
- Beam Splitters
- Partial Reflectors
- Longwave Pass Filters
- Shortwave Pass Filters
- Cold Mirrors
Metallic Coatings
All metals can be coated as bare, protected, or enhanced—each tailored to meet your exact optical and environmental needs. We offer protected and enhanced aluminum, silver, and gold coatings using precision dielectric layers to improve durability and performance. Our Neutral Density Filters are made from metallic alloys that provide controlled attenuation across broad spectral ranges. Additional coating options include chrome, nickel, Inconel, copper, and rhodium for specialized applications.
