Panasonic PT-D4000U Operating Instructions - Page 19

Calculation formulas for projection distance by lens types Lens type Standard zoom lens Wide-angle fixed- Model No. : focus lens ET-DLE050 Wide-angle zoom lens Model No. : ET-DLE100 Intermediate-focus Model No. : zoom lens ET-DLE200 Long-focus zoom lens Model No. : ET-DLE300 Ultra-long-focus Model No. : zoom lens ET-DLE400 (L, LW, LT : m SD : inch) Aspect ratio Projection distance (L) formula 4:3 Minimum (LW) L=0.0371 x SD-0.0507 Maximum (LT) L=0.0490 x SD-0.0500 16:9 Minimum (LW) L=1.8270 x SD-0.0507 Maximum (LT) L=2.4110 x SD-0.0500 4:3 L=0.0166 x SD-0.0361 16:9 L=0.0181 x SD-0.0361 4:3 Minimum (LW) L=0.0276 x SD-0.0452 Maximum (LT) L=0.0372 x SD-0.0478 16:9 Minimum (LW) L=0.0301 x SD-0.0452 Maximum (LT) L=0.0405 x SD-0.0478 4:3 Minimum (LW) L=0.0504 x SD-0.0657 Maximum (LT) L=0.0824 x SD-0.0758 16:9 Minimum (LW) L=0.0549 x SD-0.0657 Maximum (LT) L=0.0898 x SD-0.0758 4:3 Minimum (LW) L=0.0795 x SD-0.1380 Maximum (LT) L=0.1232 x SD-0.1310 16:9 Minimum (LW) L=0.0866 x SD-0.1380 Maximum (LT) L=0.1342 x SD-0.1310 4:3 Minimum (LW) L=0.1176 x SD+0.0244 Maximum (LT) L=0.1646 x SD+0.0651 16:9 Minimum (LW) L=0.1281 x SD+0.0244 Maximum (LT) L=0.1793 x SD+0.0651 Note • The dimensions in the table in pages 17, 18 and the values obtained from the above formulas may contain slight errors. • When an SXGA signal is input and projected, the right and left ends of the picture will be blanked and the aspect ratio will be 5:4. • The brightness is different between the wide lens position settings and telephoto lens position settings. 19