Polaroid Model 900
| Polaroid Land Camera Model 900 with Wink flash|
image by Dawn Anthony (Image rights)
The Polaroid Land Camera Model 900 Electric Eye is a Type-40 instant roll film camera made between 1960-1963 by Polaroid. This model is similar to the Model 850 except it has single-window viewfinder/rangefinder with projected frame-lines and automatic parallax compensation. This camera has fully automatic electronically controlled exposure for both the shutter and the aperture. This camera was also designed by Walter Dorwin Teague.