Setting up

Calculation formulas for projection distance by lens types

Names

Type

Through ratio

Aspect ratio

Projection distance formula

PT-DZ6710/PT-DZ6700

 

 

 

 

 

 

 

16:10

LW

= 0.0395 x SD - 0.0744

 

Standard zoom lens

1.8 - 2.4:1

LT

= 0.0529 x SD - 0.0734

 

 

 

16:9

LW

= 0.0406 x SD - 0.0745

 

 

 

 

 

 

LT

= 0.0544 x SD - 0.0734

 

 

 

 

ET-DLE055

Fixed-focus lens

0.8:1

16:10

LW

= 0.0175 x SD - 0.0476

16:9

LT

= 0.0180 x SD - 0.0476

 

 

 

 

 

 

16:10

LW

= 0.0286 x SD - 0.0540

ET-DLE150

Wide-angle zoom lens

1.3 - 1.8:1

LT

= 0.0413 x SD - 0.0498

 

16:9

LW

= 0.0294 x SD - 0.0540

 

 

 

 

 

 

LT

= 0.0424 x SD - 0.0498

 

 

 

 

 

 

 

16:10

LW

= 0.0500 x SD - 0.0800

ET-DLE250

Intermediate-focus zoom lens

2.4 - 4.0:1

LT

= 0.0789 x SD - 0.0792

 

16:9

LW

= 0.0513 x SD - 0.0800

 

 

 

 

 

 

LT

= 0.0811 x SD - 0.0792

 

 

 

 

 

 

 

16:10

LW

= 0.0787 x SD - 0.1351

ET-DLE350

Long-focus zoom lens

3.8 - 6.0:1

LT

= 0.1190 x SD - 0.1346

 

16:9

LW

= 0.0809 x SD - 0.1351

 

 

 

 

 

 

LT

= 0.1223 x SD - 0.1346

 

 

 

 

 

 

 

16:10

LW

= 0.1192 x SD - 0.3017

ET-DLE450

Ultra-long-focus zoom lens

5.8 - 8.1:1

LT

= 0.1885 x SD - 0.2991

 

16:9

LW

= 0.1225 x SD - 0.3017

 

 

 

 

 

 

LT

= 0.1937 x SD - 0.2991

 

 

 

 

PT-DW6300

 

 

 

 

 

 

 

16:10

LW=

0.0397 x SD - 0.0650

 

Standard zoom lens

1.8 - 2.4:1

LT=

0.0524 x SD - 0.0638

 

 

 

16:9

LW=

0.0408 x SD - 0.0650

 

 

 

 

 

 

LT=

0.0539 x SD - 0.0638

 

 

 

 

ET-DLE055

Fixed-focus lens

0.8:1

16:10

LW=

0.0184 x SD - 0.0476

16:9

LT=

0.0189 x SD - 0.0476

 

 

 

 

 

 

16:10

LW=

0.0300 x SD - 0.0540

ET-DLE150

Wide-angle zoom lens

1.3 - 1.8:1

LT=

0.0433 x SD - 0.0498

 

16:9

LW=

0.0309 x SD - 0.0540

 

 

 

 

 

 

LT=

0.0445 x SD - 0.0498

 

 

 

 

 

 

 

16:10

LW=

0.0524 x SD - 0.0800

ET-DLE250

Intermediate-focus zoom lens

2.4 - 4.0:1

LT=

0.0828 x SD - 0.0792

 

16:9

LW=

0.0539 x SD - 0.0800

 

 

 

 

 

 

LT=

0.0851 x SD - 0.0792

 

 

 

 

 

 

 

16:10

LW=

0.0827 x SD - 0.1351

ET-DLE350

Long-focus zoom lens

3.8 - 6.0:1

LT=

0.1249 x SD - 0.1346

 

16:9

LW=

0.0850 x SD - 0.1351

 

 

 

 

 

 

LT=

0.1284 x SD - 0.1346

 

 

 

 

 

 

 

16:10

LW=

0.1252 x SD - 0.3017

ET-DLE450

Ultra-long-focus zoom lens

5.8 - 8.1:1

LT=

0.1979 x SD - 0.2991

 

16:9

LW=

0.1286 x SD - 0.3017

 

 

 

 

 

 

LT=

0.2034 x SD - 0.2991

 

 

 

 

PT-D6000/PT-D5000

 

 

 

 

 

 

 

16:10

LW

= 0.0370 x SD - 0.0650

 

Standard zoom lens

1.8 - 2.4:1

LT

= 0.0488 x SD - 0.0638

 

 

 

16:9

LW

= 0.0403 x SD - 0.0650

 

 

 

 

 

 

LT

= 0.0532 x SD - 0.0638

 

 

 

 

ET-DLE055

Fixed-focus lens

0.8:1

16:10

LW

= 0.0171 x SD - 0.0476

16:9

LT

= 0.0186 x SD - 0.0476

 

 

 

 

 

 

16:10

LW

= 0.0280 x SD - 0.0540

ET-DLE150

Wide-angle zoom lens

1.3 - 1.8:1

LT

= 0.0403 x SD - 0.0498

 

16:9

LW

= 0.0305 x SD - 0.0540

 

 

 

 

 

 

LT

= 0.0439 x SD - 0.0498

 

 

 

 

 

 

 

16:10

LW

= 0.0488 x SD - 0.0800

ET-DLE250

Intermediate-focus zoom lens

2.4 - 4.0:1

LT

= 0.0771 x SD - 0.0792

 

16:9

LW

= 0.0532 x SD - 0.0800

 

 

 

 

 

 

LT

= 0.0840 x SD - 0.0792

 

 

 

 

 

 

 

16:10

LW

= 0.0770 x SD - 0.1351

ET-DLE350

Long-focus zoom lens

3.8 - 6.0:1

LT

= 0.1163 x SD - 0.1346

 

16:9

LW

= 0.0839 x SD - 0.1351

 

 

 

 

 

 

LT

= 0.1267 x SD - 0.1346

 

 

 

 

 

 

 

16:10

LT

= 0.1165 x SD - 0.3017

ET-DLE450

Ultra-long-focus zoom lens

5.8 - 8.1:1

LT

= 0.1842 x SD - 0.2991

 

16:9

LT

= 0.1270 x SD - 0.3017

 

 

 

 

 

 

LT

= 0.2007 x SD - 0.2991

 

 

 

 

Getting Started

ENGLISH - 7

Page 7
Image 7
Panasonic manual PT-DZ6710/PT-DZ6700, PT-DW6300, PT-D6000/PT-D5000