Chapter 2 Getting Started — Setting up

Projection distance by Projection Lens

A ±5 % error in listed projection distances may occur.

In addition, when [KEYSTONE] is used, distance is corrected to become smaller than the specified screen size.

For PT‑EZ770Z

rrWhen the screen aspect ratio is 16:10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Unit: m)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Standard

 

 

Optional lens

 

 

 

 

 

Lens type

 

Fixed-

Short focus

Long focus

 

Ultra long

Height position (H)*2

 

 

zoom lens

focus

 

focus zoom

 

 

 

 

zoom lens

zoom lens

 

 

 

 

 

 

 

 

 

 

lens

 

lens

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Projection Lens Model No.

 

—

ET‑ELW21

ET‑ELW20

ET‑ELT20

 

ET‑ELT21

Standard zoom

 

 

Throw ratio*1

 

1.7‑2.8:1

0.8:1

1.3‑1.7:1

2.8‑4.6:1

 

4.6‑7.2:1

 

 

 

 

lens/ET‑ELW20/

ET‑ELW21

Projected image size

 

 

 

Projection distance (L)

 

 

 

 

 

 

 

 

 

 

 

ET‑ELT20/

(Fixed)

Diagonal (SD)

Height

Width

Min.

 

Max.

Fixed

Min.

Max.

Min.

Max.

 

Min.

Max.

 

 

ET‑ELT21

 

(SH)

(SW)

(LW)

 

(LT)

(LW)

(LT)

(LW)

(LT)

 

(LW)

(LT)

 

1.02

(40")

0.538

0.862

1.36

 

2.35

0.63

1.02

1.41

2.29

3.81

 

3.72

6.03

-0.05 - 0.59

0.27

1.27

(50")

0.673

1.077

1.71

 

2.95

0.80

1.29

1.77

2.89

4.79

 

4.70

7.59

-0.07 - 0.74

0.34

1.52

(60")

0.808

1.292

2.06

 

3.55

0.97

1.55

2.14

3.49

5.77

 

5.68

9.15

-0.08 - 0.89

0.40

1.78

(70")

0.942

1.506

2.42

 

4.15

1.14

1.82

2.50

4.09

6.75

 

6.66

10.71

-0.09 - 1.04

0.47

2.03

(80")

1.077

1.723

2.77

 

4.76

1.32

2.09

2.87

4.69

7.73

 

7.64

12.27

-0.11 - 1.18

0.54

2.29

(90")

1.212

1.939

3.12

 

5.36

1.49

2.36

3.23

5.30

8.71

 

8.63

13.83

-0.12 - 1.33

0.61

2.54 (100")

1.346

2.154

3.48

 

5.96

1.66

2.63

3.60

5.90

9.69

 

9.61

15.39

-0.13 - 1.48

0.67

3.05 (120")

1.615

2.585

4.18

 

7.16

2.00

3.16

4.32

7.10

11.65

 

11.57

18.51

-0.16 - 1.78

0.81

3.81 (150")

2.019

3.231

5.24

 

8.96

2.52

3.96

5.42

8.90

14.59

 

14.52

23.19

-0.20 - 2.22

1.01

5.08 (200")

2.692

4.308

7.01

 

11.96

3.38

5.31

7.25

11.91

19.49

 

19.43

30.99

-0.27 - 2.96

1.35

6.35 (250")

3.365

5.385

8.77

 

14.96

4.24

6.65

9.07

14.91

24.39

 

24.34

38.79

-0.34 - 3.70

1.68

7.62 (300")

4.039

6.462

10.54

 

17.97

5.10

7.99

10.9

17.92

29.29

 

29.25

46.59

-0.40 - 4.44

2.02

8.89 (350")

4.712

7.539

12.30

 

20.97

5.95

9.33

12.73

20.92

34.19

 

34.16

54.39

-0.47 - 5.18

2.36

10.16

(400")

5.385

8.616

14.07

 

23.97

6.81

10.67

14.55

23.93

39.09

 

39.07

62.19

-0.54 - 5.92

2.69

*1 The throw ratio is based on the value during projection with the projected image size of 2.03 m (80").

 

 

 

 

*2 When the fixed-focus lens (Model No.: ET‑ELW21) is attached, the lens shift is not possible. The height position (H) becomes SH/2.

 

rrWhen the screen aspect ratio is 16:9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Unit: m)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Standard

 

 

Optional lens

 

 

 

 

 

Lens type

 

Fixed-

Short focus

Long focus

 

Ultra long

Height position (H)*2

 

 

zoom lens

focus

 

focus zoom

 

 

 

 

zoom lens

zoom lens

 

 

 

 

 

 

 

 

 

 

lens

 

lens

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Projection Lens Model No.

 

—

ET‑ELW21

ET‑ELW20

ET‑ELT20

 

ET‑ELT21

Standard zoom

 

 

Throw ratio*1

 

1.7‑2.8:1

0.8:1

1.3‑1.7:1

2.8‑4.6:1

 

4.6‑7.2:1

 

 

 

 

lens/ET‑ELW20/

ET‑ELW21

Projected image size

 

 

 

Projection distance (L)

 

 

 

 

 

 

 

 

 

 

 

ET‑ELT20/

(Fixed)

Diagonal (SD)

Height

Width

Min.

 

Max.

Fixed

Min.

Max.

Min.

Max.

 

Min.

Max.

 

 

ET‑ELT21

 

(SH)

(SW)

(LW)

 

(LT)

(LW)

(LT)

(LW)

(LT)

 

(LW)

(LT)

 

1.02

(40")

0.498

0.886

1.40

 

2.42

0.65

1.05

1.45

2.36

3.92

 

3.83

6.20

-0.05 - 0.55

0.25

1.27

(50")

0.623

1.107

1.76

 

3.04

0.83

1.32

1.82

2.97

4.92

 

4.83

7.81

-0.06 - 0.68

0.31

1.52

(60")

0.747

1.328

2.12

 

3.65

1.00

1.60

2.20

3.59

5.93

 

5.84

9.41

-0.07 - 0.82

0.37

1.78

(70")

0.872

1.550

2.49

 

4.27

1.18

1.87

2.57

4.21

6.94

 

6.85

11.01

-0.09 - 0.96

0.44

2.03

(80")

0.996

1.771

2.85

 

4.89

1.35

2.15

2.95

4.83

7.95

 

7.86

12.62

-0.10 - 1.10

0.50

2.29

(90")

1.121

1.992

3.21

 

5.51

1.53

2.43

3.32

5.45

8.95

 

8.87

14.22

-0.11 - 1.23

0.56

2.54 (100")

1.245

2.214

3.57

 

6.12

1.71

2.70

3.70

6.06

9.96

 

9.88

15.82

-0.12 - 1.37

0.62

3.05 (120")

1.494

2.657

4.30

 

7.36

2.06

3.25

4.45

7.30

11.97

 

11.90

19.03

-0.15 - 1.64

0.75

3.81 (150")

1.868

3.321

5.39

 

9.21

2.59

4.08

5.58

9.15

15.00

 

14.93

23.84

-0.19 - 2.05

0.93

5.08 (200")

2.491

4.428

7.20

 

12.29

3.47

5.46

7.45

12.24

20.03

 

19.98

31.86

-0.25 - 2.74

1.25

6.35 (250")

3.113

5.535

9.02

 

15.38

4.36

6.83

9.33

15.33

25.07

 

25.02

39.87

-0.31 - 3.42

1.56

7.62 (300")

3.736

6.641

10.83

 

18.47

5.24

8.21

11.20

18.42

30.10

 

30.07

47.89

-0.37 - 4.11

1.87

8.89 (350")

4.358

7.748

12.65

 

21.55

6.12

9.59

13.08

21.51

35.14

 

35.12

55.91

-0.44 - 4.79

2.18

10.16

(400")

4.981

8.855

14.46

 

24.64

7.00

10.97

14.96

24.60

40.18

 

40.17

63.92

-0.50 - 5.48

2.49

*1 The throw ratio is based on the value during projection with the projected image size of 2.03 m (80").

*2 When the fixed-focus lens (Model No.: ET‑ELW21) is attached, the lens shift is not possible. The height position (H) becomes SH/2.

ENGLISH - 35