Vidikron Vision 15 1. Aspect Ratio Settings continued, Operation, Geometry of Projected Image

Operation

Table 4-1. Aspect Ratio Settings (continued)

Aspect		Aspect		Geometry of Projected Image
		Ratio of
Ratio	Description		Standard Vision 15 or Vision 15ET
		Source			Vision 15ET/CineWide (2.35:1 Screen)
Setting
		Signal	(1.78:1 Screen)

	With a 16:9 source image,	16:9
	Letterbox mode crops the
	top and bottom portion of
	the image and vertically
	stretches the remaining
Letterbox	portion to fill a 16:9 image
	area.
	It scales (zooms in on) a
	4:3 image linearly (by the
	same amount on all sides)	4:3
	to fill a 16:9 display.

	A 16:9 image is shrunk	16:9
	horizontally in the center
	and stretched horizontally
	in a NON-linear fashion
Intelli-	(more on the sides).
Wide	A 4:3 image is horizontally
	scaled in a NON-linear
	fashion (more on the sides
	than in the center) to fit a	4:3
	16:9 screen.

Vidikron Vision Model 15 Installation/Operation Manual 43