Long Pass Filters

LOPF

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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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Long Pass Filter 25mm Diameter 350 - 500nm
LOPF-25C-341

2 weeks

$363.00

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

Long Pass Filter 25mm Diameter 470.7 - 900nm
LOPF-25C-458

6-12 weeks

$363.00

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

Long Pass Filter 25mm Diameter 519 - 700nm
LOPF-25C-500

2 weeks

$269.00

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

Long Pass Filter 25mm Diameter 534 - 653nm
LOPF-25C-519

6-12 weeks

$311.00

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

Long Pass Filter 25mm Diameter 604 - 1100nm
LOPF-25C-593

6-12 weeks

$311.00

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

Long Pass Filter 25mm Diameter 761 - 850nm
LOPF-25C-736

2 weeks

$311.00

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

Long Pass Filter 25mm Diameter 842 - 935nm
LOPF-25C-834

6-12 weeks

$363.00

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

Long Pass Filter 25mm Diameter 421.5 - 900nm
LOPF-25C-405

6-12 weeks

$363.00

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

Long Pass Filter 25mm Diameter 504.7 - 900nm
LOPF-25C-488

2 weeks

$363.00

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

Long Pass Filter 25mm Diameter 529.4 - 900nm
LOPF-25C-514

6-12 weeks

$363.00

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

Long Pass Filter 25mm Diameter 546.9 - 900nm
LOPF-25C-532

6-12 weeks

$363.00

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

Long Pass Filter 25mm Diameter 660 - 1200nm
LOPF-25C-635

6-12 weeks

$363.00

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

Long Pass Filter 25mm Diameter 812.1 - 1200nm
LOPF-25C-785

6-12 weeks

$363.00

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

Long Pass Filter 25mm Diameter 1064 - 1087nm
LOPF-25C-1020

2 weeks

$363.00

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

Long Pass Filter 25mm Diameter 308 - 420nm
LOPF-25C-300

6-12 weeks

$415.00

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

Long Pass Filter 25mm Diameter 417 - 1100nm
LOPF-25C-409

6-12 weeks

$311.00

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

Long Pass Filter 25mm Diameter 503 - 1100nm
LOPF-25C-496

6-12 weeks

$311.00

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

Long Pass Filter 25mm Diameter 525 - 800nm
LOPF-25C-515

6-12 weeks

$311.00

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

Long Pass Filter 25mm Diameter 577.1 - 900nm
LOPF-25C-561

2 weeks

$363.00

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

Long Pass Filter 25mm Diameter 725 - 1200nm
LOPF-25C-715

2 weeks

$363.00

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

Long Pass Filter 25mm Diameter 815 - 915nm
LOPF-25C-800

2 weeks

$363.00

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

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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.