Optical lowpass filter,OLPF filter

Application：Digital cameras,digital vidicons, CCTV,Mobile phones,surveillance camera,IP cameras,Day night camera,security cameras, IR camera,Video phones,DSLR(digital single lens reflex
Substrate：Quartz Crystal
Package：Thin film package or capacitor paper vacuum package



Definition of OLPF Filter

OLPF filters(optical low-pass filters) are made from optical quartz crystal and used on digital cameras to eliminate color Moire fringes and cut off IR light.



OLPF Filters List(AR coating available on clients’s requirements)
Crystal Filters for High Definition Mega pixel Camara
Name Part No Dimension Application Details
Day type one layer OLPF Filter QD1-TT208 12X11X0.28 MT9P031
Day type one layer OLPF Filter QD1-TT035 8.1X6.6X0.35 MT9D131
Day type two layers OLPF Filter QD2-S303 12.8X11.8X3.03 ICX419AKL
Day type two layers OLPF Filter QD2-T145 8.8X8.2X1.45 ICX672AK，ICX673AK
D/N 850 two layers OLPF Filter QD8502-T145 8.8X8.2X1.45 ICX672AK，ICX673AK


OLPF Filters for 1/3′ CCD or CMOS Sensor(crystal)
Name Part No Layers Structure Dimension Remark Details
Day type OLPF QD1-T108 1 0« 1.08mm 8.8X8.2X1.08 1/3′ More
Day type OLPF QD1-T163 1 0« 1.63mm 8.8X8.2X1.63 1/3′
Day type OLPF Filter QD2-T278 2 0« 1.63mm 8.8X8.2X2.78 1/3′
45« 1.15mm
Day type OLPF Filter QD3-T258 3 0« 1.08mm 8.8X8.2X2.58 1/3′ More
45« 0.75mm
135« 0.75mm
Day type OLPF Filter QD3-T303 3 0« 1.08mm 8.8X8.2X3.03 1/3′
blueglass1.2mm
45« 0.75mm
D/N type OLPF QDN8501-T108 1 0« 1.08mm 8.8X8.2X1.08 1/3′ More
D/N type OLPF QDN8501-T163 1 0« 1.63mm 8.8X8.2X1.63 1/3′
D/N type OLPF Filter QDN8502-T278 2 0« 1.63mm 8.8X8.2X2.78 1/3′
45« 1.15mm
D/N type OLPF Filter QD8503-T258 3 0« 1.28mm 8.8X8.2X2.58 1/3′
45« 0.65mm
135« 0.65mm


OLPF Filters for 1/4′ CCD or CMOS Sensor(crystal)
Name Part No Layers Structure Dimension Remark Details
Day Type OLPF QD1-Q108 1 0« 1.08mm 7.8X7.3X1.08 1/4′
Day Type OLPF QD1-Q122 1 0« 1.22mm 7.8X7.3X1.22 1/4′
Day Type OLPF Filter QD2-Q197 2 0« 1.22mm 7.8X7.3X1.97 1/4′
45« 0.75mm
Day type OLPF Filter QD2-Q278 2 0« 1.63mm 7.8X7.3X2.78 1/4′
45« 1.15mm
Day Type OLPF Filter QD3-Q258 3 0« 1.28mm 7.8X7.3X2.58 1/4′
45« 0.65mm
135« 0.65mm
Day Type OLPF Filter QD3-Q303 3 0« 1.08mm 7.8X7.3X3.03 1/4′
blue glass 1.2
45« 0.75mm
Day Type OLPF QDN8501-Q108 1 0« 1.08mm 7.8X7.3X1.08 1/4′
Day Type OLPF QDN8501-Q122 1 0« 1.22mm 7.8X7.3X1.22 1/4′
D/N 850 Type QDN8502-Q197 2 0« 1.22mm 7.8X7.3X1.97 1/4′
45« 0.75mm
D/N 850 Type QDN8502-Q278 2 0« 1.63mm 7.8X7.3X2.78 1/4′
45« 1.15mm
D/N 850 Type QDN8503-Q258 3 0« 1.28mm 7.8X7.3X2.58 1/4′