Dual Oriel  8073 Exposure Heads with 10″ Collimating Lenses, for up to  8 inch – 200mm Wafers               DUAL 500 Watt Power Supplies DUAL 500 Watt Lamps              1 Micron on  6″ Wafers (Contact Printing) REFURBISHED! Functional! 30 Day Warranty for equipment malfunction not due to operator error. NOTE:  System does not include Mask /Substrate holders! YouTube Vid: https://youtu.be/ki8xg9ZbCrw More Info? Use FORM?