+ R E T T A C S + + T Y + H F + + I + + O + D P + + L A S E T H G I L F O D E E P S I R R W + L O + M G + + R C + + F + + U U + + + S R + E + T + + E X R + + + + + I E Y + + R U + S D E T E C T O R E + + L U + + + Y E L L O W + P N B + + M (Over,Down,Direction) BLUE(12,15,NE) DETECTOR(2,14,E) EYE(10,12,S) FILTER(14,11,NW) GREEN(7,11,SE) IRIS(10,1,E) LENS(6,1,SE) LIGHT(5,10,W) LUX(3,11,SW) PRIMARYCOLOURS(14,1,SW) PRISM(10,15,NW) PUPIL(12,6,N) RAINBOW(1,1,S) RAY(9,6,W) RAYDIAGRAM(14,10,NW) RED(10,11,NW) REFLECT(8,1,SW) REFLECTION(15,10,N) SCATTER(8,8,W) SHADOW(14,9,N) SOURCE(4,6,NE) SPECTRUM(8,8,SE) SPEEDOFLIGHT(12,10,W) WHITELIGHT(1,11,NE) YELLOW(3,15,E)
+ R E T T A C S + + T Y + H F + + I + + O + D P + + L A S E T H G I L F O D E E P S I R R W + L O + M G + + R C + + F + + U U + + + S R + E + T + + E X R + + + + + I E Y + + R U + S D E T E C T O R E + + L U + + + Y E L L O W + P N B + + M (Over,Down,Direction) BLUE(12,15,NE) DETECTOR(2,14,E) EYE(10,12,S) FILTER(14,11,NW) GREEN(7,11,SE) IRIS(10,1,E) LENS(6,1,SE) LIGHT(5,10,W) LUX(3,11,SW) PRIMARYCOLOURS(14,1,SW) PRISM(10,15,NW) PUPIL(12,6,N) RAINBOW(1,1,S) RAY(9,6,W) RAYDIAGRAM(14,10,NW) RED(10,11,NW) REFLECT(8,1,SW) REFLECTION(15,10,N) SCATTER(8,8,W) SHADOW(14,9,N) SOURCE(4,6,NE) SPECTRUM(8,8,SE) SPEEDOFLIGHT(12,10,W) WHITELIGHT(1,11,NE) YELLOW(3,15,E)