Shanghai Longway Special Glass Co., Ltd.
| Payment Terms | D/P,T/T,Western Union |
| Supply Ability | 80000 Pieces per Month |
| Packaging Details | electrolytic capacitor paper,foam,carton |
| Surface quality | optical grade |
| Transmission | over 90% |
| Coating | available |
| Processing | polishing |
| Application | Optics |
| OEM | available |
| Brand Name | LONGWAY |
| Model Number | LW2012242 |
| Certification | ISO9001 |
| Place of Origin | Shanghai, China |
View Detail Information
Explore similar products
HWB850 Infrared Longpass Filter for IR-Cut in Security and Machine Vision
Custom Optical Grade Colored Filter For Compact Optical Devices
OEM Precision Neutral Density Optical Color Cut Filter For Light Control
OEM Optical Glass UV/Infrared Filter for Camera & Sensor
Product Specification
| Payment Terms | D/P,T/T,Western Union | Supply Ability | 80000 Pieces per Month |
| Packaging Details | electrolytic capacitor paper,foam,carton | Surface quality | optical grade |
| Transmission | over 90% | Coating | available |
| Processing | polishing | Application | Optics |
| OEM | available | Brand Name | LONGWAY |
| Model Number | LW2012242 | Certification | ISO9001 |
| Place of Origin | Shanghai, China | ||
| High Light | Optical Longpass filter ，Optical bandpass filter ，Optical shortpass filter | ||
Optical Longpass and Bandpass and Shortpass Filter Set for Spectral Analysis and Environmental Monitoring
Material & Core Properties:
This filter set features precision optical elements typically constructed from high-quality substrates like fused silica for UV applications or optical glass (e.g., BK7) for VIS/IR, coated with advanced dielectric thin-film interference coatings.
Targeted Spectral Performance: Each filter type serves a distinct function: Longpass (LP) filters transmit all wavelengths longer than a specified cut-on point; Bandpass (BP) filters transmit only a specific, narrow range of wavelengths; Shortpass (SP) filters transmit all wavelengths shorter than a specified cut-off point.
High Transmission & Deep Blocking: Filters are engineered for high peak transmission (>90% typical) within their passbands and provide high out-of-band rejection (Optical Density >4), minimizing spectral contamination.
Durable & Stable Construction: Hard-coated for durability, the filters offer excellent resistance to environmental factors like humidity and temperature shifts, ensuring reliable field and lab performance.
Primary Function:
The core function of this set is modular spectral selection and isolation. It enables users to:
Deconstruct Complex Spectra: By selectively transmitting or blocking specific wavelength ranges, the set allows for the analysis of individual spectral components from a broadband light source.
Eliminate Unwanted Light: Filters remove interfering wavelengths (e.g., ambient light, laser pump lines) to enhance signal-to-noise ratios in detection systems.
Simulate or Isate Specific Bands: Crucial for calibrating instruments, testing sensor responses, or monitoring specific environmental indicators tied to precise wavelengths.
Key Applications:
Environmental Monitoring: Isolating spectral signatures for measuring pollutants (e.g., CO2, methane), analyzing water quality via fluorescence, or performing remote sensing.
Laboratory Spectral Analysis: Essential in fluorescence microscopy, Raman spectroscopy, spectrophotometers, and chemical imaging systems.
Machine Vision & Industrial Inspection: For color-based sorting, material identification, and detecting specific features using controlled illumination.
Laser & Optical System Design: For wavelength separation, pump laser blocking, and selecting specific lines from broadband sources.
| Material | Optical Colored Glass, BK7 |
| Diameter Tolerance | +0/-0.15 mm |
| Thickness Tolerance | +/-0.15 mm |
| Cler Aperture | over 90% |
| Surface Quality | 80/50~10/5 |
| Flatness | <λ/4@632.8 nm |
| Parallelism | <5 Arc seconds |
| Chamfer | 0.1-0.5 mm x 45 degree |
| Coating | available |
| Usage | optical system, photography sysem, Lighting system |
Company Details
Business Type:
Manufacturer,Agent,Exporter,Trading Company,Seller
Year Established:
2008
Total Annual:
1000000-5000000
Employee Number:
30~100
Ecer Certification：
Active Member
Introduction Shanghai Longway Special Glass Co., Ltd. has been a professional supplier in the glass industry for over 20 years. With its expertise spanning across various fields, including optics, laser, imaging, and lighting etc., the company has established itself as a trusted partner for busines... Introduction Shanghai Longway Special Glass Co., Ltd. has been a professional supplier in the glass industry for over 20 years. With its expertise spanning across various fields, including optics, laser, imaging, and lighting etc., the company has established itself as a trusted partner for busines...
Get in touch with us
Leave a Message, we will call you back quickly!