ETC Source Four jr Zoom Assembly Manual page 10

Figure 9
Figure 10
10
Zoom Front Lens Assembly
1. Position the lens (9) between the lens holder (4) and the lens cover
2. Align the holes in the lens cover with the holes in the lens holder as
3. Secure the lens cover and the lens to the lens holder using screws
4. Snap the bushings (17) onto the lens holder assembly as shown.
9
4
17
Zoom Rear Lens Assembly
1. Slide spacers (16) over the PEM studs of the secondary aperature
2. Insert the PEM studs on the secondary aperature place (13) through
3. Position the lens (10) between the lens holder (5) and lens cover (12)
4. Insert the PEM studs of the secondary aperature plate (13) through
5. Secure the lens cover, lens, and aperature plate using nuts (15).
6. Snap bushings (17) to the lens holder (5).
16
13
(11) so that the convex side of the lens faces the lens holder, as
shown in Figure 9 below.
shown below.
(14) and locking nuts (15). Tighten securely to ensure no lens
movement.
15
plate (13), as shown in Figure 10 below.
the holes in the lens holder (5).
as shown in Figure 10. The blue orientation marks on the lens
should face towards the lens holder.
the lens cover (12).
12
10
14
11
15
Orientation
Marks
5
Electronic Theatre Controls, Inc.