Chapter 2Getting Started — Setting up

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)

 

 

 

 

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")

0.498

0.886

1.42

 

2.45

0.66

1.06

1.46

2.39

3.96

 

3.87

6.28

-0.05 - 0.55

0.25

1.27

(50")

0.623

1.107

1.79

 

3.08

0.84

1.34

1.84

3.01

4.98

 

4.90

7.90

-0.06 - 0.68

0.31

1.52

(60")

0.747

1.328

2.15

 

3.70

1.01

1.62

2.22

3.64

6.00

 

5.92

9.52

-0.07 - 0.82

0.37

1.78

(70")

0.872

1.550

2.52

 

4.33

1.19

1.90

2.60

4.26

7.02

 

6.94

11.15

-0.09 - 0.96

0.44

2.03

(80")

0.996

1.771

2.89

 

4.95

1.37

2.18

2.98

4.89

8.04

 

7.96

12.77

-0.10 - 1.10

0.50

2.29

(90")

1.121

1.992

3.25

 

5.58

1.55

2.46

3.36

5.51

9.06

 

8.98

14.39

-0.11 - 1.23

0.56

2.54 (100")

1.245

2.214

3.62

 

6.20

1.73

2.74

3.74

6.14

10.08

 

10.00

16.01

-0.12 - 1.37

0.62

3.05 (120")

1.494

2.657

4.35

 

7.45

2.09

3.30

4.50

7.39

12.12

 

12.05

19.26

-0.15 - 1.64

0.75

3.81 (150")

1.868

3.321

5.46

 

9.33

2.62

4.14

5.64

9.27

15.18

 

15.11

24.13

-0.19 - 2.05

0.93

5.08 (200")

2.491

4.428

7.29

 

12.45

3.52

5.53

7.53

12.39

20.27

 

20.22

32.24

-0.25 - 2.74

1.25

6.35 (250")

3.113

5.535

9.13

 

15.58

4.41

6.93

9.43

15.52

25.37

 

25.33

40.35

-0.31 - 3.42

1.56

7.62 (300")

3.736

6.641

10.96

 

18.70

5.30

8.33

11.33

18.64

30.46

 

30.44

48.47

-0.37 - 4.11

1.87

8.89 (350")

4.358

7.748

12.80

 

21.83

6.19

9.72

13.22

21.77

35.56

 

35.55

56.58

-0.44 - 4.79

2.18

10.16

(400")

4.981

8.855

14.63

 

24.95

7.09

11.12

15.12

24.90

40.66

 

40.66

64.69

-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.

 

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

 

2.0‑3.4:1

0.9:1

1.5‑2.0:1

3.3‑5.5:1

 

5.4‑8.7:1

 

 

 

 

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

1.57

 

2.70

0.73

1.18

1.62

2.64

4.38

 

4.29

6.94

0.06 - 0.67

0.30

1.27

(50")

0.762

1.016

1.97

 

3.39

0.93

1.48

2.04

3.33

5.50

 

5.41

8.73

0.08 - 0.84

0.38

1.52

(60")

0.914

1.219

2.38

 

4.08

1.12

1.79

2.45

4.02

6.62

 

6.54

10.51

0.09 - 1.01

0.46

1.78

(70")

1.067

1.422

2.78

 

4.77

1.32

2.10

2.87

4.71

7.75

 

7.67

12.30

0.11 - 1.17

0.53

2.03

(80")

1.219

1.626

3.18

 

5.46

1.52

2.41

3.29

5.40

8.87

 

8.79

14.09

0.12 - 1.34

0.61

2.29

(90")

1.372

1.829

3.59

 

6.15

1.71

2.71

3.71

6.08

9.99

 

9.92

15.87

0.14 - 1.51

0.69

2.54 (100")

1.524

2.032

3.99

 

6.84

1.91

3.02

4.12

6.77

11.11

 

11.04

17.66

0.15 - 1.68

0.76

3.05 (120")

1.829

2.438

4.80

 

8.21

2.30

3.64

4.96

8.15

13.36

 

13.29

21.24

0.18 - 2.01

0.91

3.81 (150")

2.286

3.048

6.01

 

10.28

2.89

4.56

6.21

10.22

16.73

 

16.67

26.60

0.23 - 2.51

1.14

5.08 (200")

3.048

4.064

8.04

 

13.72

3.88

6.10

8.30

13.66

22.34

 

22.30

35.53

0.30 - 3.35

1.52

6.35 (250")

3.810

5.080

10.06

 

17.16

4.86

7.64

10.39

17.10

27.95

 

27.92

44.47

0.38 - 4.19

1.91

7.62 (300")

4.572

6.096

12.08

 

20.61

5.85

9.18

12.48

20.55

33.57

 

33.55

53.40

0.46 - 5.03

2.29

8.89 (350")

5.334

7.112

14.10

 

24.05

6.83

10.72

14.57

23.99

39.18

 

39.18

62.34

0.53 - 5.87

2.67

10.16

(400")

6.096

8.128

16.12

 

27.49

7.81

12.25

16.66

27.43

44.79

 

44.80

71.28

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.

34 - ENGLISH