1. Apparatus for detecting defects in a translucent container comprising light source means for directing a beam of light onto said container, photodetector means for receiving light passing through said container and being spaced from said light source means, said photodetector means including a photodetector array having detectors positioned to detect a light pattern corresponding to a container with haze and detectors positioned to detect a light pattern corresponding to a container with pearlescence, and processing means for receiving output signals from said photodetector means, whereby said apparatus determines whether haze or pearlescence exists in said container.