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High-Quality Long-Pass Filter Suppliers in China | MULTIIR Factory for Enhanced Imaging Solutions
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High-Quality Long-Pass Filter Suppliers in China | MULTIIR Factory for Enhanced Imaging Solutions

Introducing the MULTIIR long-pass filter, a cutting-edge solution designed to significantly improve imaging and detection accuracy. Manufactured in China, our filter features a precise depth cut-off in the short wavelength band while ensuring high transmission in the long wavelength range. This innovative design effectively eliminates stray light interference, making it an essential tool for various applications. As a leading supplier and factory, we are committed to providing high-quality optical components that meet the needs of our customers globally. Don't compromise on performance—choose our MULTIIR long-pass filter for superior results

    Product Name Cut-off range (nm) Cut-off depth Transmission range (nm) Transmission band transmittance Spectrogram
    LPF800 400-770 >0D4 825-1200 >85% average Visible Light - LP Longpass Filter LPF800
    LPF825 400-795 >0D4 850-1200 >85% average Visible Light - LP Longpass Filter LPF825
    LPF850 400-820 >0D4 875-1200 >85% average Visible Light - LP Longpass Filter LPF850
    LPF875 400-845 >0D4 900-1200 >85% average Visible Light - LP Longpass Filter LPF875
    LPF900 400-870 >0D4 930-1200 >85% average Visible Light - LP Longpass Filter LPF900
    LPF925 400-895 >0D4 955-1200 >85% average Visible Light - LP Longpass Filter LPF925
    LPF950 400-910 >0D4 980-1200 >85% average Visible Light - LP Longpass Filter LPF950
    LPF975 400-935 >0D4 1010-1800 >85% average Visible Light - LP Longpass Filter LPF975
    LPF1000 400-960 >0D4 1040-1800 >85% average Visible Light - LP Longpass Filter LPF1000
    LPF1025 400-985 >0D4 1070-1800 >85% average Visible Light - LP Longpass Filter LPF1025
    LPF1050 400-1010 >0D4 1100-1800 >85% average Visible Light - LP Longpass Filter LPF1050
    LPF1075 400-1035 >0D4 1130-1800 >85% average Visible Light - LP Longpass Filter LPF1075
    LPF1100 400-1060 >0D4 1160-1800 >85% average Visible Light - LP Longpass Filter LPF1100
    LPF400 200-375 >0D4 420-1200 >85% average Visible Light - LP Longpass Filter LPF400
    LPF425 200-405 >0D4 445-1200 >85% average Visible Light - LP Longpass Filter LPF425
    LPF450 200-430 >0D4 470-1200 >85% average Visible Light - LP Longpass Filter LPF450
    LPF475 200-455 >0D4 495-1200 >85% average Visible Light - LP Longpass Filter LPF475
    LPF500 200-480 >0D4 520-1200 >85% average Visible Light - LP Longpass Filter LPF500
    LPF525 200-505 >0D4 545-1200 >85% average Visible Light - LP Longpass Filter LPF525
    LPF550 200-530 >0D4 575-1200 >85% average Visible Light - LP Longpass Filter LPF550
    LPF575 200-550 >0D4 600-1200 >85% average Visible Light - LP Longpass Filter LPF575
    LPF600 200-570 >0D4 625-1200 >85% average Visible Light - LP Longpass Filter LPF600
    LPF625 200-595 >0D4 650-1200 >85% average Visible Light - LP Longpass Filter LPF625
    LPF650 200-620 >0D4 675-1200 >85% average Visible Light - LP Longpass Filter LPF650
    LPF675 200-645 >0D4 700-1200 >85% average Visible Light - LP Longpass Filter LPF675
    LPF700 200-670 >0D4 725-1200 >85% average Visible Light - LP Longpass Filter LPF700
    LPF725 200-695 >0D4 750-1200 >85% average Visible Light - LP Longpass Filter LPF725
    LPF750 200-720 >0D4 775-1200 >85% average Visible Light - LP Longpass Filter LPF750
    LPF775 200-745 >0D4 800-1200 >85% average Visible Light - LP Longpass Filter LPF775
    1

    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)
    Q: What is the typical transmission rate of these LPF series longpass filters?
    All LPF longpass filters listed in our stock feature a transmission band transmittance of average >85%, ensuring high light throughput in the designated transmission range.
    Q: What level of out-of-band blocking do these filters provide?
    Our LPF series filters offer a deep cut-off depth of >OD4, effectively blocking unwanted shorter wavelengths below the transition threshold.
    Q: What wavelength ranges are covered by the LPF models?
    The series covers cut-off ranges from 200nm up to 1060nm and transmission ranges extending from 420nm up to 1800nm, accommodating visible light to near-infrared (NIR) spectrums.
    Q: Are custom dimensions or custom wavelength ranges available?
    Yes. The list highlights our standard stock items. If your application requires a custom cut-off wavelength or specific dimensions not shown in the table, please contact us directly for customized solutions.
    Q: How are the spectrograms provided for these filters?
    Each product row features an interactive spectrogram link. You can click on the thumbnail image in the table to view the detailed transmission and cut-off curves for the respective filter.