Optical Band Pass Filter 730nm For Photodynamic Therapy

Optical band pass filter 730nm allows light with a wavelength of approximately 730nm to pass through while blocking light at all other wavelengths, which can be helpful in a variety of applications, such as in photography, where the filter can selectively capture specific colors or wavelengths of light, or in spectroscopy, where the filter can be used to isolate clear spectral lines for analysis.

 

Our optical bandpass filters at 730nm are designed and manufactured to provide high transmission, durability, and consistency to deliver reliable and accurate results in a wide range of applications. Take consistency as an example; our filter has consistent performance across its entire surface and over time, with minimal variation in transmission or bandwidth, ensuring the filter is relied upon to provide consistent and accurate results in any application. Contact us today for more information, and our professional engineers are waiting to work with you to provide the perfect optics solution to help boost your business!

 

Features

- Bandpass for 730nm

- Accurate wavelength

- Highly scratch-resistant

- High signal-to-noise ratio

- Deeply customized

- High transmittance

- ISO9001, ROHS certified

 

Parameters

Product Name	730nm bandpass filter
Central Wavelength (CWL)	730nm
FWHM	30nm or custom
Diameter	25mm or custom
Thickness	1mm or custom
Transmission Rate	>90%
Blocking Depth	OD6 or custom
Coating	Hard-film coating
Tolerance	±0.01-0.1mm
Wavelength Range:	200-1100nm

 

Spectrum transmission curve

 

Applications

Optical bandpass filters at 730nm can be used in various applications where selective filtering of light in this wavelength range is needed. Here are some typical applications for optical bandpass filters at 730nm:

- Photography

- Spectroscopy

- Medical applications

- Machine vision

- Environmental monitoring

 

How does a 730nm bandpass filter apply in photodynamic therapy?

An optical band pass filter 730nm can be used in photodynamic therapy (PDT) to activate a photosensitizing drug selectively. PDT is a treatment that uses light-activated drugs to destroy cancer cells or other diseased tissue. In this process, a photosensitizing medication is administered to the patient and then activated by light at a specific wavelength.

 

The photosensitizing drug is designed to selectively accumulate in cancerous or diseased tissue, making it highly specific for the target area. When the tissue is exposed to the light of a particular wavelength, the drug absorbs the light energy. It produces reactive oxygen species (ROS) that can damage and destroy cancer cells or other diseased tissue.

 

A light source with a specific wavelength is required to activate the photosensitizing drug. In the case of photodynamic therapy using a photosensitizing medicine activated by light at 730nm, a 730nm bandpass filter can selectively transmit light at the appropriate wavelength while blocking other wavelengths that could interfere with the treatment.

 

The optical bandpass filter is placed between the light source and the patient, ensuring that only light at the desired wavelength reaches the target tissue. Photodynamic therapy can mainly use it, with minimal damage to healthy tissue surrounding the target area.

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