F-500A Magnifying lamp 1.) Clamp type,New style 2.) Active arm is adjustable ... 500AB).These magnifier matches 12W cirle fluorescent lamp(type D). 14W(2x7w) U shape fluorescent lamp ( Type F,G,H,I), ... -up start. After you turn on the power, the lamp will warm up around 1.5 second and the ... .minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); F-500A fluorescent Magnifying lamp