Figure 28. INDEX TO PARTS, FIGURE 28 Reference  Functional Item Reference  Functional Item Number Group Name Number Group Name 1 2 3 4 6 7 8 9 10 11 12 13 14 15 5 6703 6703 6703 6703 6703 6703 6703 6703 6703 6703 6703 6703 6703 6703 6703 COLLAR TUBE SETSCREW LENS AY SLEEVE SCREW RING LENS AY HOUSING LENS AY BRACKET SCREW SCREW LENs MOUNT 16 17 18 19 20 21 22 23 24 25 26 27 28 29 6703 6703 6703 6703 6703 6703 6703 6703 6703 6703 6703 6703 6703 6703 TUBE SCREW COVER PRISM MOUNT COVER SETSCREW TUBE TUBE RING LEVER SCREW PIN SCREW 102