ETC Source Four XT HID Zoom User Manual User Manual

Page 12

Source Four XT HID Zoom User Manual

Step 4:

Loosen the two knurled thumb screws on the field lens holder.

Figure-8 Thumb Screws.

Step 5:

Gently slide the field lens back and forth on the rails until you get the desired width of the

beam and then finger-tighten the thumb screws.

•

Moving the lens towards the lamp narrows the field angle of the beam.

•

Moving the lens away from the lamp widens the field angle of the beam.

Step 6:

Loosen the two knurled thumb screws on the focus lens holder.

Step 7:

Gently slide the focus lens back and forth on the rails until you get the desired focus of

the beam and then finger-tighten the thumb screws.

•

Moving the lens towards the lamp sharpens the focus so that the edges are hard.

•

Moving the lens away from the lamp softens the focus so that the edges are soft.

Step 8:

Shape the beam with the shutters and install a pattern if needed. See

Lens holder thumb screws