760nm Long Wave Pass Filter – Near Infrared Optical Glass
760nm Long Wave Pass Filter – Near Infrared Optical Glass
760nm Long Wave Pass Filter – Near Infrared Imaging Optical Glass
This precision-coated 760nm Long Wave Pass Filter is engineered for near-infrared imaging applications, scientific research, photography, and optical experiments. Crafted from high-quality coated glass, it transmits wavelengths above 760nm with outstanding clarity while effectively blocking visible light below 700nm — making it ideal for NIR cameras, sensors, and optical systems.
Made in Mainland China.
Key Specifications
- Material: Glass Coating
- Color: Black
- Shape: Round — Diameter: 8.0 mm
- Thickness: 1.1 mm
- Test Wavelength Range: 300–1100 nm
- Transmittance Wavelength: Above 760 nm
- Transmittance: >92%
- Cut-off Wavelength: Below 700 nm
- Cut-off Depth: <0.2
- Package Included: 1 × 760nm Long Wave Pass Filter
Why Choose This Infrared Pass Filter?
- ✔ High Transmittance (>92%): Delivers bright, accurate near-infrared imaging with minimal signal loss.
- ✔ Deep Cut-off Performance: Effectively blocks visible wavelengths below 700nm to prevent unwanted light interference.
- ✔ Compact 8mm Diameter: Fits neatly into standard optical mounts, custom rigs, and camera systems.
- ✔ Wide Test Range (300–1100nm): Suitable for a broad range of optical and imaging applications.
- ✔ Premium Glass Coating: Durable, scratch-resistant coating ensures consistent, repeatable performance.
Applications
This 760nm infrared pass filter is widely used in NIR photography, machine vision systems, optical sensor calibration, scientific spectroscopy, security cameras, and amateur astronomy. It works with most standard optical setups that require precise wavelength filtering in the near-infrared spectrum.
Important Notes
- Product photos are for illustrative purposes only; actual size is as specified.
- Please allow ±5–10 mm tolerance due to manual measurement.
- Colours may appear slightly different depending on your monitor settings.
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Frequently Asked Questions
Q: What does a 760nm long wave pass filter do?
A: A 760nm long wave pass filter blocks visible light wavelengths below approximately 700nm and transmits near-infrared light above 760nm. This allows cameras, sensors, and optical systems to capture near-infrared images while eliminating interference from visible light, making it ideal for NIR photography, machine vision, and scientific imaging applications.
Q: What size is this infrared optical glass filter?
A: This filter has a round shape with a diameter of 8.0 mm and a thickness of 1.1 mm. It is designed to fit standard optical mounts and compact camera or sensor housings requiring a small-form-factor NIR filter.
Q: What is the transmittance level of this 760nm pass filter?
A: This filter offers a transmittance of greater than 92% for wavelengths above 760nm, ensuring excellent light throughput for near-infrared imaging. The cut-off depth is less than 0.2, providing effective blocking of unwanted visible light below 700nm.
Q: Is this filter suitable for photography and machine vision?
A: Yes. The 760nm long wave pass filter is compatible with NIR-sensitive cameras used in photography, security systems, machine vision, and spectroscopy setups. Its compact 8mm diameter makes it easy to integrate into a wide variety of optical assemblies and custom rigs.