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Accute Optical

Precision Optical Components Since 2008

Advanced Optical Filters

High-performance UV, visible, and IR optical filters for CCTV, medical, industrial, and scientific applications. ISO9001 certified & RoHS compliant.

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About Accute Optical

Founded in 2008, Accute Optical Technology Co., Ltd. is a professional designer and manufacturer of optical coating filters, color filters, mirrors, windows, and prisms from UV to near-IR wavelengths. Our products are widely used in CCTV devices, visual inspection machines, medical and beauty instruments, laboratory equipment, photography systems, and biomedical instrumentation.

We have achieved ISO9001 certification, and all our products comply with RoHS standards. With advanced optical coating machines, ultrasonic cleaning systems, and precision detection devices, we ensure consistent quality and high performance across all components.

2008

Founded

ISO9001

Certified

Global

Reach

RoHS

Compliant

Optical Bandpass Filter

Our Product Range

We manufacture a wide range of high-performance optical filters for diverse industrial, scientific, and commercial applications.

850nm Bandpass Filter

850nm Bandpass Filter (BPF)

High transmission at 850nm with deep blocking in UV and visible ranges. Ideal for night vision and surveillance systems.

  • • Center Wavelength: 850nm
  • • Bandwidth: ±5nm
  • • High OD blocking outside passband
  • • Durable hard-coated
IR Cut Filter

IR Cut Filter (GDN Series)

Blocks infrared light while transmitting visible spectrum. Essential for color accuracy in CMOS/CCD sensors.

  • • Cuts IR above 650nm
  • • High visible transmission (>90%)
  • • Used in CCTV, smartphones, cameras
  • • Thin-film interference type
UV Bandpass Filter

UV Bandpass Filter

Precise transmission in UV range with excellent blocking in visible and IR. Used in fluorescence and UV inspection.

  • • CWL: 254nm or 365nm options
  • • Narrow bandwidth
  • • High thermal stability
  • • Fused silica substrate
IR Pass Filter

IR Pass Filter (IBG Series)

Transmits infrared light while blocking visible spectrum. Used in IR imaging and sensing applications.

  • • Cuts visible light below 650/730nm
  • • High IR transmission
  • • Durable glass substrate
  • • Ideal for IR cameras
635nm Bandpass Filter

635nm Bandpass Filter

Narrowband filter optimized for red laser and fluorescence applications. High peak transmission and blocking.

  • • CWL: 635nm ±2nm
  • • FWHM: 10nm typical
  • • OD >4 blocking
  • • Hard-coated for durability
Beamsplitter Plate

Beamsplitter Plate (50/50)

Splits incident light into reflected and transmitted beams. Used in imaging, interferometry, and optical systems.

  • • 50% Reflect / 50% Transmit
  • • Coating: 400-700nm range
  • • Precision optical glass
  • • Anti-reflective on backside
OLPF Filter

Optical Low-Pass Filter (OLPF)

Reduces moiré and aliasing in digital imaging systems by slightly blurring high-frequency patterns.

  • • Birefringent crystal design
  • • Used in high-res cameras
  • • Customizable strength
  • • AR-coated surfaces
PCR Fluorescence Filter

PCR Fluorescence Filter Set

Excitation and emission filters for real-time PCR and fluorescence detection systems.

  • • Multiple fluorophore options
  • • High signal-to-noise ratio
  • • Precision spectral control
  • • Used in diagnostic equipment
NDF Filter

Neutral Density Filter (NDF)

Uniformly reduces light intensity across visible spectrum without altering color balance.

  • • OD 0.3 to 4.0 options
  • • Reflective or absorptive types
  • • Used in photography & sensing
  • • Hard-coated durability
Hot/Cold Mirror

Hot & Cold Mirrors

Dichroic mirrors that reflect IR (hot mirror) or visible (cold mirror) while transmitting the other.

  • • High reflection efficiency
  • • Used in projectors, lighting
  • • Heat management solution
  • • Durable dielectric coating
UV/IR Cut Filter

UV/IR Cut Filter

Blocks both ultraviolet and infrared light while transmitting visible spectrum for true color reproduction.

  • • Blocks UV & IR simultaneously
  • • High visible transmission
  • • Used in machine vision
  • • Hard-coated glass
Color Glass Filters

Color Glass Filters

Absorptive glass filters in various colors for lighting, sensing, and aesthetic applications.

  • • Red, blue, green, yellow, etc.
  • • High thermal stability
  • • Used in displays & indicators
  • • Schott or equivalent glass

Why Choose Accute Optical?

ISO9001 Certified

Our quality management system meets international standards for consistent product excellence.

RoHS Compliant

All products are environmentally safe and meet EU directives on hazardous substances.

Fast Turnaround

Experienced team and advanced equipment ensure quick prototyping and delivery.

Global Support

Serving clients across Asia, Americas, Europe, Africa, and Australia with reliable service.

15+

Years Experience

50+

Global Countries

1000+

Satisfied Clients

10M+

Units Shipped

Frequently Asked Questions

What is an IR Cut Filter?

An IR Cut Filter blocks infrared light while allowing visible light to pass through. It is commonly used in digital cameras and CCTV systems to ensure accurate color reproduction by preventing IR contamination.

Are your products RoHS compliant?

Yes, all our optical components are RoHS compliant, meaning they do not contain restricted hazardous substances such as lead, mercury, or cadmium.

Do you offer custom filter designs?

Yes, we specialize in custom optical filter design and manufacturing. Please contact us with your spectral requirements, size, and environmental conditions.

What is the lead time for orders?

Standard products ship within 1–2 weeks. Custom designs may take 3–6 weeks depending on complexity. We provide updates throughout the process.

Which industries use your filters?

Our filters are used in CCTV, machine vision, medical devices, beauty equipment, laboratory instruments, photography, and defense applications.

Get in Touch

For inquiries, quotes, or technical support, visit our official website to contact the Accute Optical team.

Visit Official Website

Email

info@accuteoptical.com

accuteoptical@hotmail.com

Phone (Shenzhen)

+86-755-8267 0272

Phone (Hong Kong)

+852-26681868

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