For Smartphone iPhone 4 4G 8X zoom Telescope Lens, For iPhone4 Zoom Lens SLR Mounts For Smartphone iPhone 4 4G 8X zoom Telescope Lens, For iPhone4 ... the larger luminous flux, the higher visual acuteness, good for color reduction, which makes the high quality of photography. ... the port dispatcher of the railway etc. For Smartphone iPhone 4 4G 8X zoom Telescope Lens, For iPhone4 Zoom Lens SLR Mounts)