Optoma HD31UST ultra short throw Full HD projector announced. Big screen fans rejoice as Optoma has unveiled the HD31UST. The next evolution of the popular GT5000+ ultra short throw projector has arrived.

Just in time for the World Cup (England are still in!) the new Optoma HZ40UST can project a 100-inch diagonal image from just 30cm away. Thanks to ground-breaking laser technology and a super-bright 4000

It is easy to know how to turn a phone into a projector. You can do it yourself or can even ask your children to make this projector; it will be fun as well as some creative task for your children. Turning