Mega electronics double sided vacuum uv unit mega electronics 300 030 double sided vacuum uv unit 260 x 355mm exposure area artwork preparation four 15w tubes in both the base and the lid robust steel case the ability to expose both sides of the board at once eliminates the immense problem of artwork registration for two separate exposures on a single sided unit a double sided uv unit is essential for the production of double sided pcbs 550mm length 485mm width 170mm height az210 dou