940nm Bandpass Filter Optical Narrow Band Interference Filter

• Customization: Available
• After-sales Service: Available
• Warranty: Available
• Model NO.: S-P22F6M14001-D
• Usage: Lighting, Optical
• Thickness Range: 1mm-2mm
• Color: Transparent
• Type: Bandpass Filter
• Principle: Cut-off Filter
• Material: Glass
• Angle of incidence: 0°
• Shape: Customized
• Certification: RoHS, ISO
• Customized: Customized
• Product Name: Bandpass Filter
• Center Wavelength (Cwl): 940 ± 5nm
• Fwhm: 10nm / 20nm / Custom
• Peak Transmission: >85% / >90% Optional
• Blocking Range: 200-1100nm (or Custom)
• Optical Density: Od3-Od5 Optional
• Substrate Material: Optical Glass
• Diameter: Customized
• Sample: Yes
• Transport Package: as Requested
• Specification: RoHS
• Trademark: N/A
• Origin: Jilin, China
• HS Code: 9001909090
• Production Capacity: 3000000 PCS/Month
• Package Size: 12.00cm * 10.00cm * 9.00cm
• Package Gross Weight: 0.100kg

Product Description

Product Description

This precision 940nm bandpass filter is designed for selective wavelength transmission with high peak transmission and excellent out-of-band blocking performance.

Manufactured using advanced thin-film coating technology, the filter provides stable spectral characteristics and reliable performance in demanding environments.

It is widely used in optical sensing systems, imaging devices, measurement equipment, and industrial optical instruments.

Custom specifications are available, including diameter, thickness, bandwidth (FWHM), transmission rate, and coating structure.

Factory-direct production ensures strict quality control, competitive pricing, and reliable delivery for both samples and bulk production.

Specification

Product Type	940nm Bandpass Filter
Center Wavelength (CWL)	940 ± 5nm
Bandwidth (FWHM)	10nm / 20nm / Custom
Peak Transmission	>85% / >90% optional

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 VY Optics could also manufacture and design other optical elements, including achromatic lens, dome lens, filter, prism, ball lens, cylindrical lens, optical mirrors, spherical lens and rod lens, we can fabricate high-precision lens as per your requested.

Company Profile

FAQ

1. Do you provide samples? Is it free or charged?
· We'd like to supply samples for free if we have it in stock, but we don't pay freight.
2. How long is your delivery time?
· Regarding inventory, it is 3 working days;
· For customized one, it's about 15-25 working days, depended on exact quantity and order date.
3. Is it possible to customize special lens?
· Yes, to customize special optical element and coating are available here.
4. How to pay?
· T/T, Ali online assurance payment, MoneyGram, West Union, Paypal and so on.
5.How to ensure the safety of payment?
· VY Optics is a reliable supplier not only audited on Ali, but also on Made-in-China, reputation and quality is life of our company, and we support Ali Trade Assurance.
6.How do you ship goods?
· Low value sample: EUB, E Express of China Post, which is cheap;
· Light weight parcel: DHL, FedEx, TNT, UPS, EMS, SF Express, China Post;
· Heavy cargo: by air or by sea, ship on pallet.

Our company enjoy a considerable discount owing to long-term cooperation with courier company.

Every details of production and communication is crucial for us, please do feel free to tell us any your question, suggestion or comment on us, it will be very helpful for us to be a worthy, trusted and reliable supplier. Thank you for visiting and stoping!

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