Camera Hong Ngoai

Camera Hong Ngoai
Nguoi ta thuong goi la IR Camera (Infra-red Camera). Loai Camera nay co 2 loai.
1 la Camera thuong nhu anh noi o tren, gan them 1 thiet bi phat ra song hong ngoai (IR). Nham tao ra cac buoc song/do sang toi thieu de Camera co the nhin duoc vao ban dem. Chu y la neu dung Camera “not true Day/Night” thi dung them thiet bi hong ngoai la vo tac dung, lap camera quan tan phu vo y nghia, vi tam IR filter truoc thau kinh cua Camera khong duoc bo di, khi doi che do sang. Vi the ma tat ca cac buoc song hong ngoai deu bi chan lai boi Filter nay, va do do, khong co y nghia gi trong viec “nhin ban dem tot hon”.
Loai lap dat camera tan phu thu 2 la loai co gan san thiet bi Hong Ngoai vao Camera, khong phai la thiet bi Hong Ngoai ro`i nhu da noi o tren.
Tom lai Camera hồng ngoại chi la Camera thuong, duoc su dung cung voi thiet bi chieu sang ra cac buoc song Hong Ngoai ma lap camera tai tan phu mat thuong khong nhin thay. Nhung cac thiet bi ghi nhan Video thi van co the ghi nhan duoc buoc song nay, van co the thay duoc hinh anh (picture).
Chu y thu 2, thiet bi IR chi huu ich khi duoc dung voi nhung camera nao ma co’ co* che’ tu dieu chinh/thao do IR filter ra khoi truoc thau kinh cua Camera khi ma co su thay doi trong che do. a’nh sa’ng tu` “Sa’ng” sang “To’i”. Hau nhu tat ca cac Cameras tren thi truong deu co IR Filter truoc thau kinh, nhung khong phai Camera nao, nhan hieu nao cung co co che tu dong “Automatic IR Filter Removal” nhu anh noi o tren.
Camera hồng ngoại nhìn được trong đêm bạn ạ !