Chapter 2 Getting Started — Setting up

rrWhen the screen aspect ratio is 4:3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(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

 

1.9‑3.3:1

0.9:1

1.5‑2.0:1

3.3‑5.4:1

5.4‑8.6:1

 

 

 

lens/ET‑ELW20/

ET‑ELW21

Projected image size

 

 

 

 

Projection distance (L)

 

 

 

Diagonal (SD)

Height

Width

Min.

 

Max.

Fixed

Min.

Max.

Min.

Max.

Min.

Max.

ET‑ELT20/

 

 

ET‑ELT21

 

(SH)

(SW)

(LW)

 

(LT)

(LW)

(LT)

(LW)

(LT)

(LW)

(LT)

 

1.02

(40")

0.610

0.813

1.54

 

2.67

0.72

1.16

1.60

2.61

4.33

4.24

6.85

-0.06 - 0.67

0.30

1.27

(50")

0.762

1.016

1.94

 

3.35

0.91

1.46

2.01

3.29

5.43

5.35

8.62

-0.08 - 0.84

0.38

1.52

(60")

0.914

1.219

2.34

 

4.03

1.11

1.77

2.43

3.97

6.54

6.46

10.39

-0.09 - 1.01

0.46

1.78

(70")

1.067

1.422

2.74

 

4.71

1.30

2.07

2.84

4.65

7.65

7.57

12.15

-0.11 - 1.17

0.53

2.03

(80")

1.219

1.626

3.14

 

5.39

1.50

2.37

3.25

5.33

8.76

8.68

13.92

-0.12 - 1.34

0.61

2.29

(90")

1.372

1.829

3.54

 

6.07

1.69

2.68

3.67

6.01

9.87

9.79

15.68

-0.14 - 1.51

0.69

2.54 (100")

1.524

2.032

3.94

 

6.75

1.89

2.98

4.08

6.69

10.98

10.91

17.45

-0.15 - 1.68

0.76

3.05 (120")

1.829

2.438

4.74

 

8.11

2.28

3.59

4.91

8.05

13.20

13.13

20.98

-0.18 - 2.01

0.91

3.81 (150")

2.286

3.048

5.94

 

10.15

2.86

4.50

6.15

10.09

16.53

16.47

26.28

-0.23 - 2.51

1.14

5.08 (200")

3.048

4.064

7.94

 

13.55

3.83

6.02

8.21

13.49

22.08

22.03

35.11

-0.30 - 3.35

1.52

6.35 (250")

3.810

5.080

9.94

 

16.95

4.81

7.53

10.28

16.90

27.62

27.58

43.94

-0.38 - 4.19

1.91

7.62 (300")

4.572

6.096

11.94

 

20.34

5.78

9.05

12.35

20.30

33.17

33.14

52.77

-0.46 - 5.03

2.29

8.89 (350")

5.334

7.112

13.93

 

23.74

6.75

10.57

14.41

23.70

38.72

38.70

61.60

-0.53 - 5.87

2.67

10.16

(400")

6.096

8.128

15.93

 

27.14

7.72

12.09

16.48

27.10

44.27

44.26

70.43

-0.61 - 6.71

3.05

*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.

For PT‑EW640 and PT‑EW540

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)

 

 

 

Diagonal (SD)

Height

Width

Min.

 

Max.

Fixed

Min.

Max.

Min.

Max.

Min.

Max.

ET‑ELT20/

 

 

ET‑ELT21

 

(SH)

(SW)

(LW)

 

(LT)

(LW)

(LT)

(LW)

(LT)

(LW)

(LT)

 

1.02

(40")

0.538

0.862

1.38

 

2.38

0.64

1.03

1.42

2.32

3.85

3.76

6.10

-0.05 - 0.59

0.27

1.27

(50")

0.673

1.077

1.74

 

2.99

0.81

1.30

1.79

2.93

4.85

4.76

7.68

-0.07 - 0.74

0.34

1.52

(60")

0.808

1.292

2.09

 

3.60

0.99

1.57

2.16

3.54

5.84

5.75

9.26

-0.08 - 0.89

0.40

1.78

(70")

0.942

1.506

2.45

 

4.21

1.16

1.85

2.53

4.15

6.83

6.75

10.84

-0.09 - 1.04

0.47

2.03

(80")

1.077

1.723

2.81

 

4.82

1.33

2.12

2.90

4.75

7.82

7.74

12.42

-0.11 - 1.18

0.54

2.29

(90")

1.212

1.939

3.16

 

5.42

1.51

2.39

3.27

5.36

8.81

8.73

14.00

-0.12 - 1.33

0.61

2.54 (100")

1.346

2.154

3.52

 

6.03

1.68

2.66

3.64

5.97

9.80

9.73

15.58

-0.13 - 1.48

0.67

3.05 (120")

1.615

2.585

4.24

 

7.25

2.03

3.21

4.38

7.19

11.79

11.72

18.73

-0.16 - 1.78

0.81

3.81 (150")

2.019

3.231

5.31

 

9.07

2.55

4.02

5.48

9.01

14.76

14.70

23.47

-0.20 - 2.22

1.01

5.08 (200")

2.692

4.308

7.09

 

12.11

3.42

5.38

7.33

12.05

19.72

19.67

31.36

-0.27 - 2.96

1.35

6.35 (250")

3.365

5.385

8.88

 

15.16

4.29

6.74

9.17

15.10

24.68

24.64

39.26

-0.34 - 3.70

1.68

7.62 (300")

4.039

6.462

10.67

 

18.20

5.16

8.10

11.02

18.14

29.64

29.61

47.15

-0.40 - 4.44

2.02

8.89 (350")

4.712

7.539

12.45

 

21.24

6.03

9.46

12.86

21.18

34.59

34.58

55.04

-0.47 - 5.18

2.36

10.16

(400")

5.385

8.616

14.24

 

24.28

6.89

10.82

14.71

24.22

39.55

39.55

62.94

-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.

ENGLISH - 33