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3M™ Overhead Projector 1800 Illustrated Parts Breakdown
© 3M 2004 7
Closed Head Assembly Parts List
Item 3M Part Number Description Qty.
1 78-8120-8506-2 Closed Head Module, Singlet (Includes Mirror Housing Assy.) 1
2 78-8120-8505-4 Closed Head Module, Doublet (Includes Mirror Housing Assy.) 1
3 78-8064-1562-2 Housing, Exit Lens 1
4 78-8073-2982-2 Glass, Articulate Head, Coated (Singlet only) 1
5 78-8014-8812-9 Lens, Articulate 1
6 78-8064-1602-6 Clamp, Dust Shield 1
7 78-8064-1643-0 Mount, Lens, Singlet 1
8A 78-8073-2980-6 Lens, Wide Angle (Singlet only) 1
8B 78-8011-1440-2 Lens, Meniscus (Doublet only) 1
9 78-8064-1457-5 Mirror Housing Assembly 1
10 78-8120-3122-3 Cover, Doublet, Articulate 1
11 78-8011-1445-1 Pivot, Rod 1
12 78-8120-3121-5 Bracket, Lens 1
13 78-8014-8817-8 Spring, Tension 1
14 78-8064-1797-4 Shield, Dust 1
15A 78-8064-1596-0 Clamp, Lens, Singlet (Singlet only) 1
15B 78-8064-1595-2 Clamp, Lens (Doublet only) 1
16 78-8054-1791-8 Clamp, Lens Dust Shield, Singlet (Not shown) 1
17 78-8064-1646-3 Tubing, Lens (Not shown) 1