License Plate Recognition Filter LPR filter 850nm bandpass fiter BPF-850BC manufacturer from China Accute Optical Co.,Ltd.

License Plate Recognition Filter LPR filter 850nm bandpass fiter

Place of Origin:

Guangdong, China (Mainland)


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Product Detail

Model No.: BPF-850BC

Brand Name: Accute Optical

License plate number recognition or license plate recognition is one of the most practical application of image processing

Part No:BPF-850BC
Name:850nm bandpass filter,LPR Filter
Application:ANPR,licence plate recognise
Feature:deep blocking ,grey type images
Substrate:color glass,Soda-lime glass
Size:Φ12X2.0mm,custom design available

Optical parameter

CWL:850±10nm,Tpeak>85% FWHM:60±10nm,
Blocking:Tave<0.5%,Tmax<1%@300-790nm and 920-1100nm

Definition of a ANPR or LPR filter

An ANPR filter is used on ANPR cameras. ANPR is Automatic Number Plate Recognition.
A LPR filter is used on LPR camera. LPR is License Plate Recognition.
Recognizing a vehicle number plate is a too difficult job for a standard CCTV camera. The main problem is the exposure caused by headlight at night, but even during the day the light reflection on the number plate can make the number recognition virtually impossible.Accute Optical's part BPF-850BC is a 850nm IR bandpass filter,which is specially designed for ANPR or LPR cameras. It can remove strong light or glare form the headlight and get clear grey images.