72mm Infrared Infra-Red Filter 4 Piece Kit 720nm + 760nm +850nm +950nm 720nm pass infrared rays above 720nm 760nm pass infrared rays above 760nm 850nm pass infrared rays above 850nm 950nm pass infrared rays above 950nm Suitable For Any Camera With a 72mm Diameter Lens! Description: Use for photography with infrared films. Infrared film is also sensitive to ultraviolet rays and the shorter wavelengths of the visible spectrum so it is necessary to filter out all but the infrared rays. Infrared filter often used in crime detection, medical photography, detection of distribution of vegetation, etc. For photographer, this filter can be used with infrared film or digital photography to get interesting artistic and sometimes creative photos. Specifications: Infrared Filter Double thread Material: high quality optical glass Size: 72mm Tips: See the pictures for comparative shots with and without the use of the Infrared filter. The Infrared Filter Kit we offer includes 4 pieces of Infrared filters: 720nm, 760nm, 850nm and 950nm(IR720 IR760 IR850 IR950) for Lens of 72mm. We recommend you to choose the suitable ones for your camera. Different IR filters have different effects. You can use the filter individually or in any combination to meet your demand. *950nm is suitable for outdoor and strong light use. *850nm is suitable for outdoor and strong light use. *760nm is suitable for indoor and weak light use. *720nm is suitable for indoor and weak light use. Package Contents *1 x 72mm 720nm Infrared filter *1 x 72mm 760nm Infrared filter *1 x 72mm 850nm Infrared filter *1 x 72mm 950nm Infrared filter