Shanghai Advance Optical-Electronics Technology Co., Ltd
| Packaging Details | EVA+Vacuum |
| Supply Ability | 1000k/per month |
| Delivery Time | 3~30days after order |
| Payment Terms | T/T&L/C |
| Use | Dichroic Optical Filter |
| Customized support | OEM, ODM |
| Material | Optical Glass |
| Focal length | custom |
| Coating | upon request |
| Diameter | 25 mm |
| Diameter tolerance | +/-0.005mm |
| Surface accuracy | N=1~3 |
| Centerthickness tolerance | +/-0.01mm |
| Focal length tolerance | +/-1% |
| Surface quality | 10/5~60/40 |
| Interface Type | Canon EF-S |
| Centerthickness | 5 mm |
| Width Tolerance | +/-0.01mm |
| Style | Antique |
| Shape | Spherical |
| Operatingtemperature | -20 to 70 °C |
| Coating Choice | Green |
| Application Area | Lighting,Laser etc |
| Refractiveindex | 1.52 |
| Filter Ring Color | Black,Sliver,Gold |
| Focal Length | 150mm |
| Place of Origin | China |
| Brand Name | Advance |
| Model Number | as requirements |
| Certification | ROHS\Reach |
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Product Specification
| Packaging Details | EVA+Vacuum | Supply Ability | 1000k/per month |
| Delivery Time | 3~30days after order | Payment Terms | T/T&L/C |
| Use | Dichroic Optical Filter | Customized support | OEM, ODM |
| Material | Optical Glass | Focal length | custom |
| Coating | upon request | Diameter | 25 mm |
| Diameter tolerance | +/-0.005mm | Surface accuracy | N=1~3 |
| Centerthickness tolerance | +/-0.01mm | Focal length tolerance | +/-1% |
| Surface quality | 10/5~60/40 | Interface Type | Canon EF-S |
| Centerthickness | 5 mm | Width Tolerance | +/-0.01mm |
| Style | Antique | Shape | Spherical |
| Operatingtemperature | -20 to 70 °C | Coating Choice | Green |
| Application Area | Lighting,Laser etc | Refractiveindex | 1.52 |
| Filter Ring Color | Black,Sliver,Gold | Focal Length | 150mm |
| Place of Origin | China | Brand Name | Advance |
| Model Number | as requirements | Certification | ROHS\Reach |
| High Light | 8mm Dichroic Optical Filter ，BK7 dichroic optical filter ，300mm dichroic filter | ||
| Materials | BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etc |
| Length | 5~200mm |
| Width | 5~200mm |
| Diameter | 1.5~300mm |
| Center thickness tolerance | +/-0.01mm |
| Length tolerance | +/-0.01mm |
| Width tolerance | +/-0.01mm |
| Diameter tolerance | +/-0.0005mm |
| Surface accuracy | N=1~3 |
| Irregularity | ΔN=0.1~0.5 |
| Surface quality | 10/5~60/40 |
| Coating | Upon request |
| Application area | Imaging,Lighting,Laser etc |
The 8mm Dichroic Optical Filter is a precision-engineered optical component designed to selectively transmit specific wavelengths of light while reflecting others. Manufactured using advanced thin-film coating technology, this filter ensures high optical performance, excellent durability, and minimal light loss. Its compact 8mm diameter makes it suitable for a wide range of applications, from laboratory research to industrial imaging systems. With its precise wavelength control, the 8mm Dichroic Optical Filter enhances color separation, improves imaging contrast, and supports the development of high-performance optical devices.
Shanghai Advance Optical-Electronics Technology Co., Ltd. is a technology-based production enterprise,officially established in September 2009,the plant site located in Qingpu Industrial Park, Shanghai, only half an hour's drive from Shanghai Hongqiao International Airport. The company gathers several excellent technicans in optical industry, has comprehensive supporting capabilities such as optical mechanical and electrical design, processing and sales services, and wholeheartedly provides each customer with high-quality and convenient products and services. Business scope: optical mechanical and electrical module development, precision optical element processing, camera lens design and processing, optical design and optical path optimization solution, technical consultation and after-sales service. Application fields: machine vision, artificial intelligence, biomedical, smart city, high-end monitoring, testing instruments, equipment, laser etching, special lighting, scientific research institutions, etc.
Q1: What is the working principle of the 8mm Dichroic Optical Filter?
A: The 8mm Dichroic Optical Filter operates based on thin-film interference. Multiple dielectric layers are deposited onto the substrate to create constructive and destructive interference at specific wavelengths, enabling selective transmission and reflection.
Q2: How does the angle of incidence affect filter performance?
A: The spectral response of a dichroic filter is angle-dependent. As the angle of incidence increases, the cutoff wavelength typically shifts toward shorter wavelengths (blue shift). Therefore, it is recommended to use the filter at its specified design angle, commonly 45° or 0°.
Q3: Is the 8mm Dichroic Optical Filter suitable for high-power laser applications?
A: Yes, provided that the coating is designed with appropriate laser damage thresholds. High-quality dielectric coatings can withstand significant optical power densities, making the filter suitable for controlled laser environments.
Q4: What factors influence the transmission efficiency?
A: Transmission efficiency is primarily determined by coating design, layer uniformity, substrate quality, and surface finish. Precision manufacturing ensures minimal scattering and absorption losses.
Q5: Can this filter be integrated into compact optical modules?
A: Absolutely. The 8mm Dichroic Optical Filter is specifically designed for compact optical systems, allowing easy integration into lens assemblies, filter cubes, and miniaturized opto-mechanical setups.
Company Details
Business Type:
Manufacturer
Year Established:
2009
Total Annual:
8000000-10000000
Employee Number:
45~100
Ecer Certification：
Verified Supplier
1. We possess comprehensive capabilities in design, production and sales, providing customers with one-stop convenient procurement services and saving a great deal of time and cost for both new and existing projects. 2. We have tens of thousands of optical molds and samples, offering customers low-... 1. We possess comprehensive capabilities in design, production and sales, providing customers with one-stop convenient procurement services and saving a great deal of time and cost for both new and existing projects. 2. We have tens of thousands of optical molds and samples, offering customers low-...
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