323page

^1t4tr + +e 317 (3) zlrls rlzlB9 +"J6I= zlEE zlrlE ql,Jol4z 6Iq zlrlsE ol*a}€ +B=E= €"dt4. ol zlrlsE =s.alBol ?zl6Ji* ?zI*3 4aa1q fls.uHu1q1 = B.J g B=4. (4) +xllE(u: Uniformityfactor) : 9lE4 aE, +*E Fe-l +s'E +EI.IE zl-E U _ (flE, =E, i*Eol) arzl (qE, =E, +"JEg) arllrl E= vJ+^l (5) €+l (ts+d : Glare) rlo},]lql EoJ f*all 9l= qEHqE Ez]rlal 9s.21-*g ptrol 9lz]rl fl EqlHlTl-€z16}41 3 BBol 9lq BitlrJg vryl++ + _ u-olzl 9*41 g= €tol4. 4 =qq1,r.1 *gel ,3got1 44rl= tsg +^l4l B 4lz} gl4. olag rlot rllg q € fl-=.=. "J6lq E;ITJE aa-,9=. sE ^l qg "J^14.J +q= =461=ql, ol el + €^Jg ts+C (gtare) ol4 ++. ts+d ql ql6J Bzlril zq g 4+r+ ,Jtr+. e "Jgel 9lE= 60ll +E =il4. @ *gS rldql^l E4 ,.14+4. @ +l%Ig +el= Ei4l il4619 qEHl= =e+.(d4Hl^lg vzl) @ +4, +vJ =4"J= €.1 @ E"Jnlq +lE= = "J+. @ E=iI*, +g 6J + @ .i-al oJ +4, E4g Fg Blg ^4 0E i.lq++. Ef. iHzJ €41 (1) +* =E *4 : i* =EE *ge .JEol4. O ++ i]l'J(Side lighting) @ rl*ol f4all, F+, +9, ="Jol +461+. @ H+ dcl^l= =E Eszl E+€6Iq d ?olql ,-il+ol H+. @ ++.il= vJ+ ,1]"J, *6 ;lo}, 38.+E il*, r+ 4o* @ A* ;l*(Topliehtine) @ rl*ol 946Ir, F++ tEol 946Iq. @ ;ti**ol ++6Iq. @ =s. Eszl +.J6I4.