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Quick Details

  • Place of Origin: Yunnan, China (Mainland)
  • Brand Name: OPTOLONG
  • Model Number: 340nm Bandpass
  • Size: OEM
  • Material: Optical Glass, Quartz,B270, BK7, JGS
  • Use: Medical
  • Product Name: BP 340nm FWHM=70nm Ir-Cut optical Bandpass Filter
  • AOI: Can be customized
  • Surface Quality: 60 / 40, 40 / 20
  • Customized: Yes
  • ISO9001: Pass
  • SGS: Pass
  • RoHS: Pass
  • OEM/ODM: Welcomed
  • Shipment: Air/Express

Packaging & Delivery

Packaging Details +Plastic case material:PP material
+Plastic case lining:imported high pressure white EVA material
+Carton:white cardboard or high density board
+The cartons lined with:high density sponge
Delivery Time Shipped in 15 days after payment

BP 340nm FWHM=70nm Ir-Cut optical Bandpass Filter

Product Description

 1. Brief Description:

Infrared Interference Optical Bandpass Filters are used to selectively transmit a portion of the welldefined spectrum while rejecting all unwanted wavelengths. Our IR bandpass filters provide better transmission, steeper cut on and cut off slopes, greater blocking, and increased durability.IR optical thin film coating are ideal for a variety of applications, such as IR Thermal Imaging & Thermal Sensing, IR Thermography, IR light Emitters & Detectors etc, clinical chemistry, or imaging. IR Filter,Shortpass / Longpass Edge Filter Filter,IR Antireflection lens and AR window are typically used in the life science, industrial, or R&D industries.


2. Specifications:




3. Product Display


4. Application.

5.  OPTOLONG bandpass filter list.


Company Information


Yulong Optics Co.,ltd. is a professional manufacturer of optical coatings and optical filters processing in China. Our product covers bandpass filter, fluorescence filter, astronomoy filters,AR coating filters, Bandpass Filters, Edge filters, Longpass Filters, beamspliters and so on. Our company were established in 1999, the plant area cover more than 1,200 square meters and the total investment were more than 2 million dollars. Yulong Optics Co.,ltd has much experiences on filters design and producing.We can design and making various types of filters according to customer requirements.

OPTOLONG is our registered brand for astronomy filters and fluorescence filters. The brand is promoted in Americal and Europ which is now getting more and more attention now.
Bandpass filter which we manufacture now is widely used in machine vision, laser and image processing products. We have been trading for 7 years and working with 26 countries and with more than 200 foreign clients in the world.

Our main products are as follows:

1. Bandpass Filters
2. Astronomy filters :UHC, UHC-E,CLS,H-Beta,O-III,H-Alpha,UV-IR Blockers, Skyglow filter, Color Filters,UV Lens,Protective Glass;
3. Fluorescent filters: Single-band BFP, CFP, YFP, GFP, DAPI, FITC, TRITC, Texas Red, mCherry, Cy3, Cy5, Cy5.5,ICG
4. Laser Filters
5. Beam Splitter

Supplying high quality optical products, with competitive price and timely delivery, we have confidence to be your superior and top partner of optics.



2.Picture Show:


3.Inquiry Process:

 4.Production Process:



 BP 340nm FWHM=70nm Ir-Cut optical Bandpass Filter

BP 340nm FWHM=70nm Ir-Cut optical Bandpass Filter

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China (Mainland) | Manufacturer, Trading Company
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