Belte r r a Cor p or at ion S afety M an ual D oc I D C H S M BE L 2 0 1 7 Pa g e 3 02 of 53 8 Gla re oc c urs w h e n one p a rt of the visua l fie ld i s much br ig hte r tha n the a ve ra g e b ri g htness 42 S TROB OSC OP I C EF F E C TS L a mps t ha t op e ra te fr om a lt e rna ti n g e le c tric a l sup pl y ma y prod u c e osc il lati ons i n li g ht out put 43 F LI C KE R The e y e is pa rtic ular l y se nsit ive to f li c ke r F li c ke r c a n be a sourc e of bo th d iscomfor t and fa ti g ue I t ma y e ve n c a use e pil e pti c se iz ure s in s ome pe ople F li c ke ring li g ht i s a lso dan g e rous in wor k a r e a s with rota ti ng or os c il lating ma c hiner y I t m a y c re a te the il lusi on that the ma c hine is g oin g slowe r tha n it re a ll y is or that it ha s st oppe d whe n it ha snt 5 0 USE OF LO CAL LIG H T The use of loc a l l ig ht has man y a dva nta ge s L oc a l li g hti ng r e quire s less po we r to g e t ad e qua te brig htness si nc e bri g htne ss i s de c re a s e d b y the dis tanc e f rom a li g ht sou r c e P lac e a nd dire c t l ig ht t he wa y it se e ms best for the wor k be in g pe r for med L i g ht up t he spot whe r e t he li g ht i s ne e d e d Use mobi le sta nds or f lex ibl e a rms to ena ble dir e c t ing li g ht w e re n e e d e d S e lec t t he c or re c t di r e c ti on of li g ht t o pre v e nt ann o y in g sha dows o r g lar e Add or take a wa y loc a l l ig hti n g a s ne c e ssa r y to obt a in t he opti mum leve l of li g hti ng 6 0 E L IMINA T E SHA D O W S AN D G L AR E S ha dows a nd dire c t o r indire c t g lar e re du c e li g hti ng makin g it diff icult t o wor k a nd de c re a se produ c ti vit y S ome sugg e sti ons t o e li mi na te sha dows a nd g lar e a re C ha ng e p osit ion of li g ht sou rc e s C ha ng e p osit ion of wor k station Use mul ti ple lig ht sou rc e s Use li g hts wi th a move a b le sta nd or fle x a rm to e a sil y c ha n ge the dir e c ti on of li g ht Use a ma g ne t l i g ht t o e a s il y c ha n ge posi ti on 7 0 MAIN TE N AN CE AN D HO USEK E E PING P e riodic maintena nc e is i mporta nt for prod uc ti vit y a nd c ost s a vin g s L a mps g ive of f le ss bri g htness whe n the y a r e dirt y but s ti ll c onsum e the sa me a m ount of e lec tric it y I f lamps c e il ing s w a ll s a nd w ork Doc u m e n t Identif icat ion S W P 001 P age Nu m b e r 3 OF 3 Doc u m e n t C r e ation Dat e Ma rc h 01 2017 Im p le m e n tat ion Dat e Ma rc h 30 2017 a re a s a re m a int a ined in good c ondit ion l ig hti ng c a n be im prove d without incr e a sin g the numb e r of fix ture s or lig ht bul bs B ulbs n e a r the e nd o f the ir use ful life flic ke r a nd pro vide le ss l ig ht Ke e p a n a de qua te suppl y of re pla c e ment bulbs on hand f or re plac e ment