ir-cut filter

Descripción del producto

IR- cut filter: We can offer various ir-cut fliter according to your requirements in high quality and low price. IR-CUT Filter is an very important part for digital mobile telephone with photographic lens, PC cameras, telephone with image etc. Its mainly is that the optical glass surface will be done a coating with IR-CUT, it only let the light-wave in stated scope to pass. Add filter between lens and CCD or CMOS image sensor, can effectively to repress the wave disturbance which cause by the pass of the light-wave whose frequency is higher than CCD or CMOS image sensor, and also it can repress infrared ilght-wave, then make the image more clearly and stability. Material, IR-CUT filter is made of optical glass with the coating of IR-CUT on the surface, such as B**0, D**3T, BK7 etc. Its shape can accord to the customer’s special request to produce Optical characteristic We can not only supply raw glass boule but also can make round, square and special figure window lens in colour or colourless glass according drawing and we can make them toughened The IR filters which are used in solid state (CCD or CMOS) video cameras to block IR due to the high sensitivity of many camera sensors to near-infrared light. These filters typically have a blue hue to them as they also sometimes block some of the light from the longer red wavelengths.