... and GB/T3038-2002, GB/229-2007. Main Technical SpecificationsMagnification:50×Projector screen size:200mmTable displacement:vertical ±10mm,horizontal ±10mm,up ... :halogen and tungsten 12V,100WRemarks:Special order can choose CST-50-3(3mm),CST-50-2(2mm and 5mm) type projector. CST ...