#APPLICATIONS:　　The appliance is widely used in:examining all that could create fluorescent medicines such as protein，in science research;alkaline vitamin in hormone organism in medicine research; analyzing spots on thin layer and paper layer; machinery like dyestuff，coating, rubber, petroleum;appraising all kinds of fluorescent materials,fluorescent indicator and additive;examining quality of finished products like wool，manmade fixture,cotton in textile chemistry;testing quality of food additive,deteriorating vegetable,fruit by food bureau;checking different mineral and recognizing cultural relic fossil by archaeology department.　　The appliance using 220v for elec.source,the working elce.source is 140° MA ,the using lifespan of lamp pipe is about 500 hours and the transmitting rate of ultraviolet filter 20%.