Zinc Selenide Optical Lenses
Description
Zinc Selenide (ZnSe) optical lenses are specialized components used in various optical systems. These lenses are crafted from zinc selenide material, which is known for its ability to transmit infrared light effectively. They are typically used to focus or direct light within optical systems, providing high-quality imaging and precision.
Working Principle
Zinc Selenide lenses operate by utilizing their wide transmission range and low absorption in the infrared spectrum. This makes them particularly effective for focusing and directing infrared light, especially in high-power laser applications. The material's large refractive index allows for efficient light manipulation, making these lenses useful in systems that require precise control over light paths.
Applications
Zinc Selenide lenses are prominently used in CO2 laser systems, which are popular in manufacturing for cutting and engraving materials. They are also employed in infrared imaging systems, such as forward-looking infrared (FLIR) systems and thermal imaging applications, where their ability to transmit infrared light is crucial.
Advantages over other Optical Lenses
Compared to other materials like Germanium, Zinc Selenide lenses offer a lower density, which can be advantageous in applications where weight is a concern. Additionally, they have a lower refractive index than Germanium, which can be beneficial in certain optical designs. Their ability to transmit a wide range of infrared wavelengths makes them versatile for various applications.
Limitations
Zinc Selenide is a relatively soft material, making it susceptible to scratches and damage, especially in harsh environments. This necessitates careful handling and maintenance to ensure longevity and performance. The material's softness also means that it may not be suitable for all applications, particularly those involving abrasive conditions.
Considerations
When considering Zinc Selenide lenses, it is important to account for initial costs, which can be significant due to the specialized nature of the material. Operating expenses may include the need for protective coatings to enhance durability and reduce maintenance costs. The lenses require careful handling to maintain accuracy and performance, and replacement costs can be high if the lenses are damaged due to improper use or environmental factors.
from CRYSTECH, Inc.
CRYSTECH is dedicated to manufacturing high precision spherical lens for solid-state leaser systems. We have over 20 years of experience in lens manufacturing, design, and coating. We provide these lenses with the material of BK7, fused silica, sapphire, CaF2, ZnSe(ZnS) and other glass raw material. [See More]
- Materials: BK7 Glass; Calcium Fluoride; Sapphire; Zinc Selenide; Ultra-violet grade Fused Silica
- Lens Application: Infrared; Visible
- Lens Type: Cylindrical Lens; Meniscus (optional feature)
- Surface Flatness: λ/2 (optional feature); λ/4
from Changchun Yutai Optics Co., Ltd.
What is the difference between laser grade ZnSe and infrared grade ZnSe?. Laser grade ZnSe is used in high power laser systems requiring low absorption and high damage thresholds;. Infrared grade ZnSe is used in infrared optical systems requiring high transmittance and low scattering. There are... [See More]
- Materials: Zinc Selenide; ZnS
- Surface Flatness: λ/4
- Surface Quality: 40-20 Scratch / Dig
from Newport MKS
The 61982LA meniscus infrared lens is made of ZnSe material and is Trumpf ® and Amada ® OEM compatible. It has a diameter of 1.5 in. (38.1 mm), edge thickness of 7.4 mm, and a focal length of 5.0 in. Zinc Selenide's low absorption coefficient makes it a perfect candidate for focusing... [See More]
- Materials: Zinc Selenide; ZnSe
- Edge Thickness: 7.4
- Lens Type: Meniscus
- Diameter / Length: 38.1
from Newport MKS
The 631079ULA meniscus infrared lens is made of ZnSe material and is Bystronic ® OEM compatible. It has a diameter of 1.5 in. (38.1 mm), edge thickness of 9 mm, and a focal length of 5.0 in. Zinc Selenide's low absorption coefficient makes it a perfect candidate for focusing applications using... [See More]
- Materials: Zinc Selenide; ZnSe
- Edge Thickness: 9
- Lens Type: Meniscus
- Diameter / Length: 38.1
from Newport MKS
The 61982-117 DURALENS ™ coated Meniscus Infrared Lens is made of ZnSe material and is Trumpf ® / Amada ® OEM compatible. It has a diameter of 1.5 in. (38.1 mm), edge thickness of 7.4 mm, and a focal length of 5.0 in. Zinc Selenide's low absorption coefficient makes it a perfect... [See More]
- Materials: Zinc Selenide; ZnSe
- Edge Thickness: 7.4
- Lens Type: Meniscus
- Diameter / Length: 38.1
from HG Optronics, Inc.
Laser Lenses are used to focus collimated light from laser beams in a variety of laser applications. Laser Lenses include a range of lens types including HGQ Lenses, Cylinder Lenses, or Laser Generator Lenses. Laser Lenseare designed to focus light in several different ways depending on the lens... [See More]
- Materials: Calcium Fluoride; Germanium; Sapphire; Zinc Selenide; Ultra-violet grade Fused Silica; Optical colorless glass, Fused Silica, CaF2, Sapphire, Germanium, Silicon, ZnSe, ZnS, etc.
- Lens Type: Achromats (optional feature); Cylindrical Lens (optional feature); Meniscus (optional feature); PCX Lenses, PCV Lenses, Laser Generator Lenses
from Shanghai Optics
A ZnSe lens is a precision optic commonly used in thermal imaging, high power CO2 laser systems and in the life sciences. At Shanghai Optics we custom manufacture high quality Zinc Selenide lenses to a variety of specifications and in a number of sizes. Key Properties of ZnSe Lenses. Zinc Selenide... [See More]
- Materials: Zinc Selenide
- Lens Application: Infrared; Visible
- Lens Type: ZnSe Lens
from Intrinsic Crystal Technology Co., Ltd. (ICC)
ICC has extensive experience in applying lenses to F-THETA, providing more than 3000 sets of lens sets each year. Covers wavelengths of 355/532/633/1064/2050 / 9.6um / 10.6um, etc. Materials can be BK7, quartz, calcium fluoride, sapphire, zinc selenide, ZK8 and other glass and crystal materials. ICC... [See More]
- Materials: BK7 Glass; Calcium Fluoride; Sapphire; Zinc Selenide; Quartz, ZK8, Other
from Thorlabs, Inc.
At Thorlabs, we constantly reinforce our desire to serve at the pleasure of our customers. From this comes our desire to be connected to our industry in a way that far exceeds what would typically be expected of a vendor. Thorlabs lives this core principle by seeking to enhance, at every turn, the... [See More]
- Materials: BK7 Glass; SF11 Glass; Acrylic; Germanium; Zinc Selenide; N-BAF10/N-SF6HT, N-SF2
- Lens Application: Infrared; Visible; Ultraviolet
- Lens Type: Achromats
- Focal Length: -100 to 1000
from Edmund Optics Inc.
Usable Transmission Range is 600nm to 16 μm. Low Dispersion. Zinc Selenide is a chemically vapor deposited material commonly used in thermal imaging, FLIR, and medical systems. It has wide usage in high power CO2 laser systems because of its low absorption coefficient and high resistance to... [See More]
- Materials: Zinc Selenide
- Edge Thickness: 2
- Center Thickness: 2.6
- Diameter / Length: 12.7
from Fairfield Crystal Technology, LLC.
OPTICAL COMPONENT MANUFACTURING. Fairfield Crystal provides component manufacturing for your most challenging designs and applications. Combined with our expertise in crystal growth our component fabrication team is able to manufacture highly polished single crystal lenses, prisms, wedges,... [See More]
- Materials: Calcium Fluoride; Zinc Selenide
- Lens Application: Infrared; Visible; Ultraviolet
- Lens Type: Cylindrical Lens; Spherical Lens
- Surface Quality: 10-5 Scratch / Dig; 20-10 Scratch / Dig; 40-20 Scratch / Dig; 60-40 Scratch / Dig; 80-50 Scratch / Dig
from Rocky Mountain Instrument/RMI Laser
Cylindrical Lenses focus incoming light in one dimension only, such as in transforming a point image into a line image or changing the height of an image without changing its width or vice versa. RMI Cylindrical Lenses are designed per customer wavelength. Both sides can be coated with an RMI high... [See More]
- Materials: BK7 Glass; Calcium Fluoride; Germanium; Sapphire; Zinc Selenide; Ultra-violet grade Fused Silica; Fused Silica, Cleartran, Barium fluoride, Magnesium Flouride, Silicon
- Surface Quality: 10-5 Scratch / Dig; 20-10 Scratch / Dig; 40-20 Scratch / Dig
- Lens Type: Cylindrical Lens
- Surface Flatness: λ/4; Lambda/40
from Intrinsic Crystal Technology Co., Ltd. (ICC)
ICC spherical technology includes PITECH, high speed and CNC method, which can meet the requirements of small quantity for precision control, and large quantity for cost. All processes are completed in the factory. Our spherical lenses are widely used in a variety of industrial and detection camera,... [See More]
- Materials: BK7 Glass; Calcium Fluoride; Germanium; Zinc Selenide; BAF2, Silicon
- Lens Application: Infrared; Visible
- Lens Type: Achromats; Meniscus; Spherical Lens
from Thorlabs, Inc.
At Thorlabs, we constantly reinforce our desire to serve at the pleasure of our customers. From this comes our desire to be connected to our industry in a way that far exceeds what would typically be expected of a vendor. Thorlabs lives this core principle by seeking to enhance, at every turn, the... [See More]
- Materials: BK7 Glass; Crown Glass; Acrylic; Zinc Selenide; S-LAH 64
- Lens Application: Infrared; Visible; Ultraviolet
- Lens Type: Aspheric
- Focal Length: -100 to 9.65
from Rocky Mountain Instrument/RMI Laser
Spherical Lenses are the most common lenses in optical systems design. RMI manufactures standard and custom spherical lenses from a wide range of materials with a wide range of size and shape specifications. Both sides can be coated with an RMI high efficiency narrowband, anti-reflective coating. [See More]
- Materials: BK7 Glass; Calcium Fluoride; Germanium; Sapphire; Zinc Selenide; Ultra-violet grade Fused Silica; Fused Silica, Cleartran, Barium fluoride, Magnesium Flouride, Silicon
- Surface Quality: 10-5 Scratch / Dig; 20-10 Scratch / Dig; 40-20 Scratch / Dig
- Lens Type: Spherical Lens
- Surface Flatness: λ/4; λ/10; Lambda/40
from Thorlabs, Inc.
At Thorlabs, we constantly reinforce our desire to serve at the pleasure of our customers. From this comes our desire to be connected to our industry in a way that far exceeds what would typically be expected of a vendor. Thorlabs lives this core principle by seeking to enhance, at every turn, the... [See More]
- Materials: BK7 Glass; SF11 Glass; Calcium Fluoride; Zinc Selenide; Ultra-violet grade Fused Silica; Silicone
- Lens Application: Infrared; Visible; Ultraviolet
- Lens Type: Spherical Lens
- Focal Length: -1000 to 750