Aluminum Coating
Coated with common and cost-effective Al film, aluminum mirrors exhibit a moderate reflectivity, making them well-suited for applications in the visible and UV spectrum ranges.
Metallic Optics
Why Metallic Optics By Noni Optics
Processing metal substrate mirrors can be a challenging task due to the specific mechanical, thermal, and optical properties of metals. Achieving high-performance metal reflectors often necessitates the use of high-precision machinery and intricate processes.
Noni excels in various cutting-edge technologies such as single-point diamond turning (SPDT), electron beam evaporation, physical vapor deposition (PVD), and chemical vapor deposition (CVD). We specialize in processing a wide range of metal optical components to meet specific optical application needs, ensuring top-notch performance and durability.
Metal Coated Mirrors in Various Options
Our diamond machining achieves incredible geometric precision, up to 80 nm (1 nm = 0.000001 mm), and smoothness with roughness levels of 1-2 nm RMS. With technical services for custom part design and a range of ultra-precision machines, we can craft various optical components, including prisms, parabolic off-axis mirrors, cylindrical mirrors, spherical mirrors, and plane mirrors, among others. We offer a variety of metal coatings, including silver, gold, aluminum, and copper.
Excellent Metal Coating Solutions
At Noni Optics, we have extensive expertise and outstanding processing technology in dealing with all kinds of metal films, especially the most frequently employed metal coatings like aluminum, silver, copper, and gold to exhibit their unique properties for particular applications.
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Tailored Coatings of Metallic Optics
To fully utilize the excellent performance of metal optics in applications requires rich professional knowledge and excellent coating technology and facilities. At Noni Optics, we are proud of our state-of-the-art electron beam evaporation coating technology that produces pristine, dense films on a variety of metallic optics to deliver demanded optical performance.
Different applications may require different types of coatings, so you will get a tailored coating solution for a specific application.
- Identical in thickness and uniformity
- Various metal film options
- 100% Inspected optical performance
Instruments for Metallic Optics Tests
At Noni, we possess a state-of-art laboratory with an array of optical components testing equipment, such as British Taylor Hobson non-contact profilers and German Bruker roughness meters, ensuring precise measurements and accurate evaluations. When designing and developing products for customers, we can quickly debug products and verify design results, which greatly shortens the product development cycle.
How Metals Matter in Optics
Metals play a crucial role in optics due to their unique properties, offering both the manufacturing of optical components and enhancing existing ones. This versatility expands the application possibilities in optics, improving optical performance for glass or plastic substrate devices across various fields.
Metal substrate optics
When compared to components made from other materials, metal-based mirrors demonstrate several clear advantages in optical applications:
- Durability: Metal reflectors are inherently robust, outperforming glass or plastic counterparts in harsh environments. This durability is ideal for demanding applications in the industrial, military, and aerospace sectors.
- Thermal Stability: Metal mirrors excel in high-temperature environments, making them suitable for applications like lasers or optical systems operating in elevated temperature conditions.
- High Reflectivity: Metallic mirrors boast excellent reflectivity, particularly in the visible and near-infrared spectra. This feature is invaluable for laser systems and spectroscopic analyses.
- Thermal Conductivity: Metals’ efficient thermal conductivity is vital for high-power lasers and cooling-dependent optical systems.
Metal coatings
Beyond serving as optical substrates, metal coatings enhance optical components in several ways:
- Increased Reflectivity: High reflectivity of metal films is pivotal in constructing mirrors and reflective devices. This property is essential for lasers, telescopes, interferometers, and other systems demanding top-notch reflectivity.
- Optical Filtering: Metal films’ optical properties facilitate the creation of filters, such as bandpass or bandstop filters. These filters are essential for isolating or excluding specific wavelengths of light.
- Anti-Reflective Coating: Skillful control of metal film thickness and structure yields anti-reflective coatings that reduce surface reflections, and enhance light transmittance in optical devices.
- Corrosion and Wear Resistance: Metal films act as protective layers, extending the lifespan of optical components.
In essence, metals are indispensable in optics as standalone components and coatings, enabling diverse applications across various industries while improving optical performance and durability.