Trail cameras are popular for its much new functionality. One such feature is the time lapse function. In this we just need to place the camera in a position and program it to take pictures in some time intervals. This feature is widely used nowadays in many wild life channels which show various stages of growth of animals or even for plants. This feature is used based on the imagination of the user. The normal video where this technology is used is to capture a pupa becoming a butterfly. This shows the users talent and creative ability. Digital rangefinder cameras work on digital imaging technology. This technology was applied for range finder cameras in 2004. Epson RD1 is the first digital rangefinder camera, which is actually collaboration between Epson and Casino. Most of the digital rangefinder cameras have the same interchangeable lens used on their film or non digital counterparts. Most of the digital rangefinder cameras are expensive when compared to SLRS. There are some advantages and disadvantages of digital rangefinder cameras over SLR cameras. There is no moving mirror in the Digital rangefinder cameras so the momentary black out are avoided making it more prominent in the film industry.