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High-Performance Multi IR Broadband Filter from China Suppliers and Factory for Optical Applications
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High-Performance Multi IR Broadband Filter from China Suppliers and Factory for Optical Applications

The MULTI IR Broadband Filter is a leading-edge optical solution from China, designed to meet diverse applications including gas analysis, infrared temperature measurement, medical testing, and security. This innovative filter features a wide bandwidth, flat transmittance within the passband, deep cutoff depth, and high edge steepness, ensuring optimal performance in various settings. As a trusted supplier and factory, we offer customization options for passband range, cutoff wavelength, size, and spectral parameters, allowing you to tailor the filter to your specific optical system requirements. Experience superior quality and flexibility with our MULTI IR Broadband Filter, the ideal choice for professionals in the optical field

    Product Name 50% CUT ON LEFT 50% CUT ON RIGHT HPB(nm) High-transparency area Tmin Tavg Size (mm) Sub Material Blocking Tmax Tavg Spectrogram
    WBP850~2650 1000~2500 / ≥90 Φ0.1~300 Sapphire
    Spectrogram
    WBP970~2470 900 2400 / 1100~2300 / ≥85 Φ0.1~300 D263T 200~3500 <1
    Spectrogram
    WBP1000~3000 970 2470 / 1100~2300 / ≥90 Φ0.1~300 Glass Ceramic 200~3560 <1
    Spectrogram
    WBP1520~1850 1520 1850 / 1600~1750 / ≥80 Φ0.1~300 Si 400~3300 <1
    Spectrogram
    WBP1550~1750 1550 1750 / 1600~1700 / ≥80 Φ0.1~300 Si 1500~2800 <1
    Spectrogram
    WBP1550~5050 1550 5050 / 1600~5000 / ≥80 Φ0.1~300 Si 1500~5580 <1
    Spectrogram
    WBP1615~2735 1650~2700 / ≥85 Φ0.1~300 JGS3 400~1550 <1
    Spectrogram
    WBP1650~2350 1650 2350 / 1700~2250 / ≥80 Φ0.1~300 Si 400~4000 <10
    Spectrogram
    WBP1900~2250 1900 2250 / 2000~2150 / ≥80 Φ0.1~300 Si 1500~5000 <1
    Spectrogram
    WBP2000~2400 2000 2400 / 2080~2330 / ≥75 Φ0.1~300 White Glass 400~6500 <1
    Spectrogram
    WBP2050~2350 2050 2350 / 2150~2250 / ≥80 Φ0.1~300 Si 1500~2800 <1
    Spectrogram
    WBP2050~2500 2050 2500 / 2150~2450 / ≥80 Φ0.1~300 Si 1500~5000 <1
    Spectrogram
    WBP2080~2350 2080 2350 / 2135~2330 / ≥80 Φ0.1~300 Si 1500~2800 <1
    Spectrogram
    WBP2080~2430 2080 2430 / 2180~2330 / ≥80 Φ0.1~300 Si 1500~2800 <1
    Spectrogram
    WBP2170~3670 2170 3670 / 2300~3600 / ≥85 Φ0.1~300 Si 1500~5000 <1
    Spectrogram
    WBP2250~3810 2250 3810 / 2340~3670 / ≥80 Φ0.1~300 Si 1500~5000 <1
    Spectrogram
    WBP2300~3600 2200 3750 / 2300~3600 / ≥85 Φ0.1~300 Si 1500~5000 <1
    Spectrogram
    WBP2300~3700 2250 3770 / 2300~3700 / ≥90 Φ0.1~300 Si 1500~5000 <1
    Spectrogram
    WBP2350~2750 2400~2700 / ≥80 Φ0.1~300 Si 400~6000 <1
    Spectrogram
    WBP2400~3150 2400 3150 2500~3000 / ≥90 Φ0.1~300 Sapphire 400~10500 <1
    Spectrogram
    WBP2430~5150 2500~4800 / ≥90 Φ0.1~300 Sapphire 5250~7000 <1
    Spectrogram
    WBP2450~4600 2450 4600 / 2550~4500 / ≥90 Φ0.1~300 Ge 400~7000 <1
    Spectrogram
    ℹ️
    The above list shows our current stock items.
    ✉️
    If you don't see what you are looking for, please contact us.
    ❓ Frequently Asked Questions (FAQ)

    Q1: What substrate materials are available for these wide bandpass filters?

    We offer a variety of substrate options based on the target wavelength ranges, including Sapphire, Silicon (Si), Germanium (Ge), Quartz, JGS3, Glass Ceramic, and D263T.

    Q2: Can the size and dimensions of the filters be customized?

    Yes, our standard size range is from Φ0.1 mm to Φ300 mm. Custom dimensions, shapes, and thicknesses can be engineered to fit your specific optical system requirements.

    Q3: What does the "WBP" prefix represent in the product codes?

    "WBP" stands for Wide Bandpass Filter. It indicates that the filter is designed to transmit a broad spectral band while blocking out-of-band wavelengths on both the shorter and longer sides.

    Q4: What are the typical transmission and blocking levels of these filters?

    Most of our filters feature high average transmission (Tavg ≥ 80% to ≥ 90%) in the passband and deep blocking levels down to Tavg < 1% or < 0.1% in the rejection bands.

    Q5: How can I request custom spectrogram data or custom specifications?

    If you require specific coating designs, angle of incidence (AOI) adjustments, or detailed spectrogram curves, please use the "contact us" link to get in touch with our technical team.