ALBUQUERQUE, N.M.--(BUSINESS WIRE)--Optomec, a leading global supplier of production grade additive manufacturing systems for 3D Printed Metals and 3D Printed Electronics, today announced that system orders in the first quarter of 2015 more than doubled compared to the previous year. Greater than 50% of the Q1 bookings were from current Optomec customers who are expanding their 3D additive manufacturing production capacity, including several Fortune 100 companies. Q1 revenues also increased ove