SAFETY
INSTRUCTIONS
LENS-050: Fixed Short Throw Lens
LENS-051: Short Throw Lens
Standard Lens
Warning
LENS TYPE WT96
LENS TYPE WT93
LENS TYPE WT91/WT92
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For safety, install lenses in accordance with the
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Fixed Focal Length, Motorized Focus
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Motorized Zoom, Motorized Focus
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Motorized Zoom, Motorized Focus
Reference Guide for your projector.
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Lens Shift Position(Vertical): limited
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Lens Shift Position(Vertical): 50%~110%
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Lens Shift Position(Vertical): 50%~110%
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Please read this manual and the projector
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Lens Shift Position(Horizontal): limited
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Lens Shift Position(Horizontal): -60%~60%
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Lens Shift Position(Horizontal): -60%~60%
manual thoroughly to ensure you properly remove
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Specifications
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Specifications
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Specifications
and replace lenses. Improper usage could result
F-Number
2.2
F-Number
2.2~3.33
F-Number
2.0~2.32
in fire, an injury or damage.
Focal Length
11.5
Focal Length
18.1~21.7
Focal Length
21.5~28.7
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Do not subject the lens to shock or impact.
Screen Sizes
30~500inch
Screen Sizes
30~500inch
Screen Sizes
30~500inch
Any shock or impact could result in an injury or
Zoom Ratio
n/a
Zoom Ratio
1.20
Zoom Ratio
1.33
damage. Protect the glass elements.
Throw Distance Ratio WUXGA--> 1:0.77
WXGA--> 1:0.81
Throw Distance Ratio WUXGA--> 1:1.21~1.45WXGA--> 1:1.27~1.52
Throw Distance Ratio WUXGA--> 1:1.45~1.93WXGA--> 1:1.52~2.03
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Projection Distance (Aspect ratio 16:10)
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Projection Distance (Aspect ratio 16:10)
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Projection Distance (Aspect ratio 16:10)
NOTES
Lens Care
Diagonal Screen size
Diagonal Screen size
Diagonal Screen size
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When carrying it, protect the lens parts with lens cap.
[inch(m)]
[inch(m)]
[inch(m)]
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Do not scratch the lens with hard object.
30(0.8)
Minimum Maximum Minimum Maximum
Minimum Maximum Minimum Maximum
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Avoid touching the lens in order to prevent fog or dirt
40(1.0)
30(0.8)
31(0.8)
37(0.9)
32(0.8)
39(1.0)
30(0.8)
37(0.9)
49(1.2)
39(1.0)
52(1.3)
on the lens that will reduce the quality of the image.
60(1.5)
40(1.0)
41(1.0)
49(1.2)
43(1.1)
52(1.3)
40(1.0)
49(1.2)
65(1.7)
52(1.3)
69(1.7)
Cleaning
70(1.8)
60(1.5)
62(1.6)
74(1.9)
65(1.6)
77(2.0)
60(1.5)
74(1.9)
98(2.5)
77(2.0)
103(2.6)
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Use commercially available lens tissue to clean the lens
100(2.5)
70(1.8)
72(1.8)
86(2.2)
75(1.9)
90(2.3)
70(1.8)
86(2.2)
115(2.9)
90(2.3)
121(3.1)
(used to clean cameras, eyeglasses, etc.).
120(3.0)
100(2.5)
103(2.6)
123(3.1)
108(2.7)
129(3.3)
100(2.5)
123(3.1)
164(4.2)
129(3.3)
172(4.4)
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Except for the lens, use a soft cloth to clean. When
150(3.8)
120(3.0)
123(3.1)
148(3.7)
129(3.3)
155(3.9)
120(3.0)
148(3.7)
196(5.0)
155(3.9)
207(5.2)
excessively soiled, clean with a soft cloth dampened
200(5.1)
150(3.8)
154(3.9)
184(4.7)
162(4.1)
193(4.9)
150(3.8)
184(4.7)
245(6.2)
193(4.9)
258(6.6)
with a dilute, neutral detergent in water.
250(6.3)
200(5.1)
205(5.2)
246(6.2)
215(5.5)
258(6.5)
200(5.1)
246(6.2)
327(8.3)
258(6.5)
344(8.7)
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Do not use detergents or chemicals other than those
300(7.6)
250(6.3)
257(6.5)
307(7.8)
269(6.8)
322(8.2)
250(6.3)
307(7.8) 409(10.4) 322(8.2)
430(10.9)
noted above (e.g. benzene or thinners).
400(10.2)
300(7.6)
308(7.8)
369(9.4)
323(8.2)
387(9.8)
300(7.6)
369(9.4) 491(12.5) 387(9.8)
516(13.1)
500(12.7)
400(10.2)
410(10.4) 492(12.5) 431(10.9) 516(13.1)
400(10.2)
492(12.5) 655(16.6) 516(13.1) 689(17.5)
OPERATION
Formula: x=diag, y=dist
500(12.7)
513(13.0) 615(15.6) 538(13.7) 644(16.4)
500(12.7)
615(15.6) 818(20.8) 644(16.4) 861(21.9)
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Project an image as described in the User's Guide
Formula: x=diag, y=dist
y=1.026x y=1.230x y=1.077x y=1.289x
Formula: x=diag, y=dist
y=1.230x y=1.637x y=1.289x
y=1.721x
and adjust the size and focus of the projected image.
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See the projection distance table on this page
for information on optional lens projection distances.
LENS-050 Notes
LENS-052: Long Throw Lens
LENS-053: Ultra Long Throw Lens
The center of the projected image must be on the centerline of the lens
LENS TYPE WT95
LENS TYPE WT94
NOTES
for this lens to work properly. There is very little allowable lens shift before
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Motorized Zoom, Motorized Focus
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Motorized Zoom, Motorized Focus
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The distance of projection may not allow focusing on
the lens structure begins to cut off the corners of the projected image.
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Lens Shift Position(Vertical): 50%~110%
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Lens Shift Position(Vertical): 50%~110%
the peripheral area of the screen. Adjust the focus to
When using this optional lens, adjust the projected image by adjusting
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Lens Shift Position(Horizontal): -60%~60%
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Lens Shift Position(Horizontal): -60%~60%
WUXGA
WXGA
WUXGA
WXGA
Projection Distance
Projection Distance
[inch(m)] ±10%
[inch(m)] ±10%
WUXGA
WXGA
Projection Distance
Projection Distance
[inch(m)] ±10%
[inch(m)] ±10%
Projection Distance
Projection Distance
[inch(m)] ±10%
[inch(m)] ±10%
20(0.5)
26(0.7)
39(1.0)
46(1.2)
65(1.7)
y=0.687x
78(2.0)
98(2.5)
131(3.3)
163(4.1)
196(5.0)
Optional Lens Specifications
261(6.6)
326(8.3)
y=0.653x
21(0.5)
27(0.7)
41(1.0)
48(1.2)
69(1.7)
82(2.1)
103(2.6)
137(3.5)
172(4.4)
206(5.2)
275(7.0)
343(8.7)
the peripheral area of the screen. Adjust the focus to
When using this optional lens, adjust the projected image by adjusting
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Lens Shift Position(Horizontal): 60% 60%
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Lens Shift Position(Horizontal): 60% 60%
keep the center and the peripheral area of the screen
Lens Shift up and down to the center, and then adjust the left and right to
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Specifications
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Specifications
balanced.
the center position.
F-Number
2.0~3.0
F-Number
2.3~3.19
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This specifications are subject to change without notice.
Focal Length
28.6~54.3
Focal Length
54.1~102.7
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The zoom lens may cause some distortion of the image
Screen Sizes
30~500inch
Screen Sizes
30~500inch
on the screen depending on the zoom position.
Zoom Ratio
1.90
Zoom Ratio
1.90
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Distortion may appear on screen if the keystone correction
Throw Distance Ratio WUXGA--> 1:1.93~3.67WXGA--> 1:2.03~3.85
Throw Distance Ratio WUXGA--> 1:3.67~6.97WXGA--> 1:3.85~7.32
(trapezoidal distortion correction) is overly adjusted.
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Projection Distance (Aspect ratio 16:10)
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Projection Distance (Aspect ratio 16:10)
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Keystone correction (trapezoidal distortion correction)
may be limited with some lenses.
Diagonal Screen size
Diagonal Screen size
[inch(m)]
[inch(m)]
Minimum Maximum Minimum Maximum
Minimum Maximum Minimum Maximum
30(0.8)
49(1.2)
93(2.4)
52(1.3)
98(2.5)
30(0.8)
93(2.4)
177(4.5)
98(2.5)
186(4.7)
40(1.0)
65(1.7)
124(3.2)
69(1.7)
131(3.3)
40(1.0)
124(3.2)
236(6.0)
131(3.3)
248(6.3)
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Adjusting the left-right lens shift dial to shift the lens to the left end or
60(1.5)
98(2.5)
187(4.7)
103(2.6)
196(5.0)
60(1.5)
187(4.7)
355(9.0)
196(5.0)
372(9.5)
right end may cause shading at a corner area as shown in the
70(1.8)
115(2.9)
218(5.5)
121(3.1)
229(5.8)
70(1.8)
218(5.5) 414(10.5) 229(5.8)
435(11.0)
illustration below. This lens cannot display the projected image properly
100(2.5)
164(4.2)
311(7.9)
172(4.4)
326(8.3)
100(2.5)
311(7.9) 591(15.0) 326(8.3)
621(15.8)
in these areas, so adjust the left-right lens shift dial to eliminate the
120(3.0)
196(5.0)
373(9.5)
207(5.2) 392(10.0)
120(3.0)
373(9.5) 709(18.0) 392(10.0) 745(18.9)
shading in the projected image.
150(3.8)
245(6.2) 467(11.9) 258(6.6) 490(12.4)
150(3.8)
467(11.9) 887(22.5) 490(12.4) 931(23.6)
200(5.1)
327(8.3) 622(15.8) 344(8.7) 653(16.6)
200(5.1)
622(15.8) 1182(30.0) 653(16.6) 1241(31.5)
250(6.3)
409(10.4) 778(19.8) 430(10.9) 816(20.7)
250(6.3)
778(19.8) 1478(37.5) 816(20.7) 1552(39.4)
300(7.6)
491(12.5) 934(23.7) 516(13.1) 979(24.9)
300(7.6)
934(23.7) 1773(45.0) 979(24.9) 1862(47.3)
400(10.2)
655(16.6) 1245(31.6) 689(17.5) 1306(33.2)
400(10.2)
1245(31.6) 2364(60.1) 1306(33.2) 2483(63.1)
500(12.7)
818(20.8) 1556(39.5) 861(21.9) 1632(41.5)
500(12.7)
1556(39.5) 2955(75.1) 1632(41.5) 3104(78.8)
Formula: x=diag, y=dist
y=1.637x y=3.112x y=1.721x y=3.265x
Formula: x=diag, y=dist
y=3.112x y=5.911x y=3.265x
y=6.207x
Projection Distance
Projection Distance
[inch(m)] ±10%
WUXGA
Projection Distance
[inch(m)] ±10%
[inch(m)] ±10%
WXGA
Projection Distance
[inch(m)] ±10%
WXGA
WUXGA
