Epson 8100i - Manual (Page 107)

Technical Specifications 101
To determine the projection distance when you know the diagonal
size of the screen image:
■ Inches:
Maximum projection distance = (3.492
×
diagonal size) – 5.1
Minimum projection distance = (2.053
×
diagonal size) – 4.8
■ Centimeters:
Maximum projection distance = (3.492
×
diagonal size) – 12.9
Minimum projection distance = (2.053
×
diagonal size) – 12.2
Extra Long Throw Zoom Lens (ELPLL03)
To determine the diagonal size of an image when you know the
projection distance:
■ Inches:
Maximum diagonal size = (0.231
×
projection distance) + 2.2
Minimum diagonal size = (0.171
×
projection distance) + 1.7
■ Centimeters:
Maximum diagonal size = (0.231
×
projection distance) + 5.7
Minimum diagonal size = (0.171
×
projection distance) + 4.2
To determine the projection distance when you know the diagonal
size of the screen image:
■ Inches:
Maximum projection distance = (4.331
×
diagonal size) – 9.7
Minimum projection distance = (5.850
×
diagonal size) – 9.7
■ Centimeters:
Maximum projection distance = (4.331
×
diagonal size) – 24.6
Minimum projection distance = (5.850
×
diagonal size) – 24.6