Lenovo Flat Panel Essential ThinkVision L171, 43.2 cm (17"), 1280 x 1024 pixels, 8 ms, Black Lenovo Flat Panel Essential ThinkVision L171. Display diagonal: 43.2 cm (17"), Display resolution: 1280 x 1024 pixels, Response time: 8 ms, Viewing angle, horizontal: 140°, Viewing angle, vertical: 135°. Product colour: Black