Polaroid High Definition 640, 640 ASA (617792)

Polaroid GridFilm allows you to produce clear, tamper-proof photos with a standard grid developed on each picture. The grid acts as a scale, allowing you to take accurate measurements and compare photographs over time. Polaroid GridFilm allows you to produce clear, tamper-proof photos with a standard grid developed on each picture. Using a series of photos taken over time, the grid allows for accurate and consistent measurement, documentation and tracking of clinical progression. GridFilm is perfect for measuring and documenting existing conditions, wound healing, therapy progression, posture and alignment, range of motion and limb extension.The grid acts as a scale, allowing you to take accurate measurements and compare photographs over time.