PLANO CONCAVE LENSES
Keywords:
China Precision mirrors
Keywords:
PLANO CONCAVE LENSES
Basic Parameters
We offer Plano-Concave lenses in a variety of materials, including BK7, fused quartz, CaF2, etc., and can be customized to the required size. We also offer a variety of standard sizes and can be coated with anti-reflection films of different wavelengths according to the application.
Material selection: BK7 material, suitable for visible to near infrared band, low price, stable performance.
Fused Silica material, suitable for deep ultraviolet to near infrared band, low coefficient of thermal expansion, can be used in ultraviolet or high power applications.
Coating selection: The single-side reflectance of the material is generally about 4% before the coating, and the single-side reflectance is about 0.25% after the coating.
|
Specifications |
BK7 Plano-Concave Lens |
UVFS Plano-Concave Lens |
|
Wavelength |
350-2000nm |
185-2100nm |
|
Dia Tolerance |
+0.0/-0.1mm |
|
|
Thick Tolerance |
+/-0.1mm |
|
|
CA |
>85% |
|
|
FL Tolerance |
5% (Standard) / 1% (High Precision) |
|
|
Surface Quality |
40/20 (Standard) / 20/10 (High Precision) |
|
| Fringe |
Power:3λ/ 2 , PV:λ/4 |
|
|
Centration |
<3 arc min |
|
|
Coating |
Customization |
|
BK7 Standard Products
|
Type |
Dia |
CT |
FL |
|
PCV105-F15 |
12.7 |
2 |
-15.0 |
|
PCV105-F20 |
12.7 |
2 |
-20.0 |
|
PCV105-F25 |
12.7 |
2 |
-25.0 |
|
PCV105-F30 |
12.7 |
2 |
-30.0 |
|
PCV105-F50 |
12.7 |
2 |
-50.0 |
|
PCV105-F100 |
12.7 |
2 |
-100.0 |
|
PCV110-F50 |
25.4 |
2 |
-50.0 |
|
PCV110-F75 |
25.4 |
2 |
-75.0 |
|
PCV110-F100 |
25.4 |
2 |
-100.0 |
|
PCV110-F150 |
25.4 |
2 |
-150.0 |
|
PCV110-F200 |
25.4 |
2 |
-200.0 |
|
PCV110-F250 |
25.4 |
2 |
-250.0 |
|
PCV110-F300 |
25.4 |
2 |
-300.0 |
UVFS Standard Products:
|
Type |
Dia |
CT |
FL |
|
PCV205-F15 |
12.7 |
2 |
-15.0 |
|
PCV205-F20 |
12.7 |
2 |
-20.0 |
|
PCV205-F25 |
12.7 |
2 |
-25.0 |
|
PCV205-F30 |
12.7 |
2 |
-30.0 |
|
PCV205-F50 |
12.7 |
2 |
-50.0 |
|
PCV205-F100 |
12.7 |
2 |
-100.0 |
|
PCV210-F50 |
25.4 |
2 |
-50.0 |
|
PCV210-F75 |
25.4 |
2 |
-75.0 |
|
PCV210-F100 |
25.4 |
2 |
-100.0 |
|
PCV210-F150 |
25.4 |
2 |
-150.0 |
|
PCV210-F200 |
25.4 |
2 |
-200.0 |
|
PCV210-F250 |
25.4 |
2 |
-250.0 |
|
PCV210-F300 |
25.4 |
2 |
-300.0 |
Precision mirrors are critical components in modern optical systems, providing high reflectivity, surface accuracy, and dimensional stability for a wide range of applications. Used extensively in telescopes, laser systems, scientific instruments, medical devices, and industrial equipment, precision mirrors ensure that light is accurately directed and focused for optimal performance. These mirrors are manufactured using advanced techniques such as CNC polishing, ion beam figuring, and coating technologies to achieve surface tolerances often measured in nanometers. The choice of substrate material—such as fused silica, glass, or metals—combined with high-quality reflective coatings, determines the mirror’s performance, including its thermal stability, reflectivity across wavelengths, and resistance to environmental degradation. Precision mirrors are essential in high-tech industries where even minor deviations can compromise system accuracy, highlighting the importance of meticulous design, fabrication, and quality control.
In addition to traditional optical applications, precision mirrors play an increasingly important role in emerging technologies such as laser communication, photonics, and space exploration. High-precision manufacturing processes ensure that mirrors maintain their optical properties under extreme conditions, including vacuum, high temperatures, and radiation exposure. Coatings such as protected silver, enhanced aluminum, or dielectric multilayers are applied to optimize reflectivity and durability for specific wavelength ranges. The global demand for precision mirrors is growing steadily due to advances in semiconductor manufacturing, defense systems, scientific research, and medical imaging technologies. Companies specializing in precision optics focus on developing mirrors with higher flatness, lower surface roughness, and superior coating adhesion to meet the stringent requirements of modern optical systems, ensuring reliability, performance, and long-term stability.
Solutions
Scientific research and testing field
Aviation field
Medical cosmetology field
Laser field
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