The Rollei Zeiss 110mm f/2 planar HFT PQ lens is a high speed lens used in portraits and news photography.The wide aperture of the Rollei Zeiss planar 110mm lens is useful for precise focussing in taking portraits and fashion workThis Rollei medium format lens has minimum distortion and high image quality at maximum apertureFocal Length: 110mmMaximium Shutter Speed: 1/500 secondsMinimum Shutter Speed: 30 seconds