Panasonic ET-DLE105C Operating Instructions Manual page 20

未列在上表中的安装尺寸，请使用下面的公式进行计算。请检查投影画面尺寸 SD (m)，使用下面的公式确定投影
距离 (L)。
Setting-up dimensions which are not given in the above table can be calculated using the formulas below.
Check the projected image size SD (m) and use the following formula to determine projection distance (L).
z 投影距离计算方法
z Projection distance formulas
下表中的尺寸可能略有误差。
在下表的计算公式中，句点代表小数点。
The dimensions of the following table contain a slight error.
Periods are used to represent decimal points in the calculation formulas in the following table.
z PT-FRZ98C / PT-FRZ78C / PT-FDZ97C / PT-FDZ88C
当屏幕宽高比为 16:10 时 (WUXGA :1920 × 1200)
When the screen aspect ratio is 16:10 (WUXGA : 1920 × 1200)
当屏幕宽高比为 16:9 时 (1920 × 1080)
When the screen aspect ratio is 16:9 (1920 × 1080)
当屏幕宽高比为 4:3 时 (1600 × 1200)
When the screen aspect ratio is 4:3 (1600 × 1200)
z PT-FRW93C / PT-FRW73C / PT-FDW93C / PT-FDW85C
当屏幕宽高比为 16:10 时 (WXGA :1280 × 800)
When the screen aspect ratio is 16:10 (WXGA : 1280 × 800)
当屏幕宽高比为 16:9 时 (1280 × 720)
When the screen aspect ratio is 16:9 (1280 × 720)
当屏幕宽高比为 4:3 时 (1068 × 800)
When the screen aspect ratio is 4:3 (1068 × 800)
z PT-FRX110C / PT-FDX110C / PT-FDX92C / PT-FD605C / PT-FD601C
当屏幕宽高比为 4:3 时 (XGA :1024 × 768)
When the screen aspect ratio is 4:3 (XGA : 1024 × 768)
当屏幕宽高比为 16:9 时 (1024 × 576)
When the screen aspect ratio is 16:9 (1024 × 576)
6
附表 / Appendix
L
LW
=0.8543 × SD - 0.0511 =1.1457 × SD - 0.0472
=0.8781 × SD - 0.0511 =1.1775 × SD - 0.0472
=0.9672 × SD - 0.0511 =1.2970 × SD - 0.0472
L
LW
=0.8970 × SD - 0.0511 =1.2030 × SD - 0.0472
=0.9220 × SD - 0.0511 =1.2364 × SD - 0.0472
=1.0147 × SD - 0.0511 =1.3607 × SD - 0.0472
L
LW
=0.8351 × SD - 0.0511 =1.1199 × SD - 0.0472
=0.9099 × SD - 0.0511 =1.2201 × SD - 0.0472
（单位 / Unit : m）
LT
（单位 / Unit : m）
LT
（单位 / Unit : m）
LT