LG RD-JT30 Service Manual page 81

A9. THROW RATIO
Throw ratio = projection distance / the width of the projected image
A10. ZOOM RATIO
Zoom ratio = maximum / minimum image diagonal size at a fixed projection distance
A10. FOCUS RANGE
The minimum/maximum focus distance is the minimum/maximum projection distance (The distance
between the outermost element of projection lens and screen), expressed in meter, at which the
image is still at its acceptable focus level.(acceptable focus level is specified by FOCUS LIMIT
SAMPLE approved by customer)
A11. COLOR
Color is expressed as (x, y) in 1931CIE chromaticity values
Note: Color is measured at the center of the screen that is entirely the measured color under default
brightness and contrast settings.
A12. ANSI COLOR
ANSI Color is expressed as (u, v) in 1976 CIE chromaticity values
Note: Color is measured at the center of the screen that is entirely the measured color under default
brightness and contrast settings.
A13. COLOR UNIFORMITY