The leading feature of the Light-Boxes is the unusuaily 
even illumination.  This is achieved in the case of the A1 size by the 
extremely rational spacing of four lowenergy lamps. 
This costs more - but the resunts justify the cause.

7100
Lightbox made from aluminium. Deepth 60 mm, frame 60 mm. Available in DIN and nearly all dimensions.

7000
Light box, poster size A1 - 594 x 841 mm Corpus PS Deepth 110 mm (Frames see display frames)