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Long Pass Filters

LOPF

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Long Pass Filters
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LOPF
Filters are designed to divide sharply the wavelength color by transmitting the short wavelength and cutting off the long wavelength. Fit for Bio-imaging and flow cytometry applications.
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details
LOPF-25C-515
6-12 weeks
-
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 525 - 800nm
High transmittance range transmittance ＞avg.90% (avg. ; average with respect to wavelength)
Transition wavelength 522nm
Cutoff range wavelength 340 - 515nm
Cutoff range optical density (average) 6
Thickness t 3.5mm
details
LOPF-25C-561
1 week
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 577.1 - 900nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 572nm
Cutoff range wavelength 300 - 561nm
Cutoff range optical density (average) 6
Thickness t 3.5mm
details
LOPF-25C-715
1 week
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 725 - 1200nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 723nm
Cutoff range wavelength 290 - 715nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-800
1 week
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 815 - 915nm
High transmittance range transmittance ＞avg.90% (avg. ; average with respect to wavelength)
Transition wavelength 812nm
Cutoff range wavelength 635 - 800nm
Cutoff range optical density (average) 6
Thickness t 3.5mm
details
LOPF-25C-341
1 week
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 350 - 500nm
High transmittance range transmittance ＞avg.90% (avg. ; average with respect to wavelength)
Transition wavelength 347nm
Cutoff range wavelength 200 - 341nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-458
6-12 weeks
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 470.7 - 900nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 466nm
Cutoff range wavelength 270 - 458nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-500
1 week
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 519 - 700nm
High transmittance range transmittance ＞avg.90% (avg. ; average with respect to wavelength)
Transition wavelength 515nm
Cutoff range wavelength 300 - 500nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-519
6-12 weeks
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 534 - 653nm
High transmittance range transmittance ＞avg.92% (avg. ; average with respect to wavelength)
Transition wavelength 530nm
Cutoff range wavelength 300 - 519nm
Cutoff range optical density (average) 6
details
LOPF-25C-593
6-12 weeks
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 604 - 1100nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 601nm
Cutoff range wavelength 270 - 593nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-736
1 week
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 761 - 850nm
High transmittance range transmittance ＞avg.90% (avg. ; average with respect to wavelength)
Transition wavelength 754nm
Cutoff range wavelength 300 - 736nm
Cutoff range optical density (average) 4
Thickness t 3.5mm
details
LOPF-25C-834
6-12 weeks
₹337.20
Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 842 - 935nm
High transmittance range transmittance ＞avg.97% (avg. ; average with respect to wavelength)
Transition wavelength 840nm
Cutoff range wavelength 790 - 834nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-405
6-12 weeks
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 421.5 - 900nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 418nm
Cutoff range wavelength 270 - 405nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-488
1 week
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 504.7 - 900nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 500nm
Cutoff range wavelength 270 - 488nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-514
6-12 weeks
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 529.4 - 900nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 526nm
Cutoff range wavelength 270 - 514nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-532
6-12 weeks
₹337.20
Contact us
Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
Availability Please contact
High transmittance range wavelength 546.9 - 900nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 542nm
Cutoff range wavelength 280 - 532nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-635
6-12 weeks
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 660 - 1200nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 655nm
Cutoff range wavelength 300 - 635nm
Cutoff range optical density (average) 6
Thickness t 3.5mm
details
LOPF-25C-785
6-12 weeks
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 812.1 - 1200nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 805nm
Cutoff range wavelength 270 - 785nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-1020
1 week
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 1064 - 1087nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 1057nm
Cutoff range wavelength 400 - 1020nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-300
6-12 weeks
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 308 - 420nm
High transmittance range transmittance ＞avg.85% (avg. ; average with respect to wavelength)
Transition wavelength 306nm
Cutoff range wavelength 200 - 300nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-409
6-12 weeks
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 417 - 1100nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 415nm
Cutoff range wavelength 270 - 409nm
Cutoff range optical density (average) 5
Thickness t 3.5mm
details
LOPF-25C-496
6-12 weeks
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Coating Dielectric multi-layer coating
Incident angle 0°
Surface Quality (Scratch-Dig) 60-40
Mount outer diameter φ25mm
Clear aperture φ22mm
High transmittance range wavelength 503 - 1100nm
High transmittance range transmittance ＞avg.93% (avg. ; average with respect to wavelength)
Transition wavelength 501nm
Cutoff range wavelength 270 - 496nm
Cutoff range optical density (average) 5
Thickness t 3.5mm

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◦In the range of blocking wavelength, it has a excellent light-blocking properties as OD5, and in the transmission range it is a filter with a transmittance of more than 90%.
◦Because it is a dielectric multilayer coating, there is almost no absorption of light by the coating.