... lens size:7.5"x6.2" magnification power:3 D T5 28W fluorescent tube CE,ROHS,GS,ETL approved desk magnifying lampspecifications ... :1) Lens size: 7.5"x6.2"2) Crystal clear glass lens3) magnification power ... /100V6) Standard mount:table bracket,optional mount:table base,floorstand with wheels,etc.7) Colors available: white, black,etc.8) ESD ...