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Ultra Short Throw Lens – Installation Guide 
 

 

2

Important Notice 

Before using the Ultra Short Lens, make sure to read below important notice. 

 

Be sure to turn the power off and disconnect the power cable from the wall outlet before replacing the Lens. Improper 

operation may cause to electrical shock or injury to eyes by intense light from the projector. 

 

Please remove the lens cap before installing the lens to the projector, the projection light may heat the lens cap and 

melt it, this may raise safety issue or damage the projector. 

 

Make sure the projective film on the Lens is removed before turning on the projector; the protective film may be melt 

during projection then resulting in damage or deformation.   

 

Do not place any object near the projection light path, the intense light from the projection lens may result in fire or burn 

injures. 

 

Use a clean, soft and dry cloth or Lens cleaning wipes to wipe away dirt or dust adhered on the lens. 

 

Do not use the cloth containing oil, dust or water for cleaning. Once dust and dirt adhered on the lens surface, please 

clean the glass with lens cleaning wipe. 

 

Keep all the original packing material even you finish the installation, the packing material may be used for avoiding 

damage during transportation. 

 

Packing Check List 

 
 

Item 

Part 

Description 

Qty.

 

 
Ultra short throw with adaptor bracket 

 

 

Bracket assembly 
This bracket assembly is composed by one base bracket and four 
arms, it’s is a part of support kit for joining Ultra Short Throw Lens 
and the projector. Use flat screw to fix the bracket assembly on 
the bottom of the projector and joint the arm with projection lens 
by hex socket cap screw. 

 

Flat screw 4*0.7*20mm: 
The screws are used for fixing bracket assembly to the bottom of 
the projector 

 

 

Hex socket cap screw, 6*1*14 mm 
Hex socket cap screws are used for jointing the arm of bracket 
assembly and the projection lens. 

 

 

 

Wrench  
The wrench is used to drive hex socket cap screw 

 

 

Summary of Contents for DU8090Z

Page 1: ... 1 Table of Content Important Notice 2 Packing Check List 2 Projection Lens Overview 3 Installing the Projection Lens 4 Projection Distance and Size 9 Projection Lens Specifications 10 Projection Lens Dimensions 10 About the VIVITEK Support 11 ...

Page 2: ...or Lens cleaning wipes to wipe away dirt or dust adhered on the lens Do not use the cloth containing oil dust or water for cleaning Once dust and dirt adhered on the lens surface please clean the glass with lens cleaning wipe Keep all the original packing material even you finish the installation the packing material may be used for avoiding damage during transportation Packing Check List Item Par...

Page 3: ...d melt it it may raise safety issue or damage the projector One protective film is attached on projection light outlet for avoiding scratch or dust on this protection surface please remove the protective film before tuning on the projector Improper operation may cause to the projective film Projection light outlet Mounting bracket Screw holes x 2 Guide Pin x 2 Motor for Focus Adjustment Motor for ...

Page 4: ...ion improper operation may cause to malfunctioned Lens shift or damage the projection lens Make sure Lens type setting is changed to Non UST Lens from OSD menu once you change to other projection lens The default lens position of Ultra short Throw Lens UST Lens is different to other zoom lenses the setting may limit the lens shift range and move the lens to different initial lens position after yo...

Page 5: ...efore installing the lens on the projector recommend to place the projector on a table and the front of the projector is aligned with the edge of the table This can help you installing the projection lens more convenient 5 Adjust the projecting position of Lens a Plunge in the power cable b Turn on the AC switch then turn the projector on by power button CAUTION Make sure the projective film on th...

Page 6: ...s shift range and move the lens to incorrect default position after performing Center Lens function 6 Fine tune the projected image position The initial position can get best projection performance some of Vivitek projectors may offers wider adjustable shift range for flexibility in installation the adjustable shift range are 5 in horizontal shift 7 for moving up 3 for moving down Please tune the ...

Page 7: ...allation Ceiling Installation Note The projection lens is fixed firmly after you tighten the screws make sure to loosen all of the screws on the support kits before operating Lens Shift or Lens Center function Some of Vivitek projectors may offer wider adjustable shift range for flexibility in installation the initial position by Center Lens can get best projected performance please check the perf...

Page 8: ...screen and place the projector in parallel with the projector The image may be distorted if the projection screen is not flat or not in parallel with the rear of projector Check if the support kit is installed properly if the projection image is not clear after adjusting the focus and focus plane 10 Lock the Lens control If your projector is with Lens Lock function on OSD recommend to lock the Len...

Page 9: ...08 0 13 5 01 2 47 97 25 1 66 65 21 0 84 33 22 130 2 81 110 82 1 76 69 37 1 08 42 36 0 79 31 06 0 20 7 99 2 66 104 90 1 78 70 19 0 90 35 53 140 3 03 119 33 1 90 74 69 1 15 45 34 0 86 34 04 0 28 10 97 2 86 112 53 1 91 75 17 0 96 37 83 150 3 25 127 83 2 03 80 02 1 23 48 32 0 94 37 02 0 35 13 95 3 05 120 15 2 04 80 14 1 02 40 13 160 3 46 136 36 2 17 85 36 1 30 51 30 1 02 40 00 0 43 16 93 3 25 127 81 2...

Page 10: ...1 2 08 81 71 1 49 58 64 5 97 235 06 3 94 154 99 1 90 74 78 310 6 72 264 47 4 21 165 65 2 44 95 99 2 15 84 69 1 57 61 62 6 17 242 74 4 06 159 99 1 96 77 09 320 6 93 273 02 4 34 171 01 2 51 98 97 2 23 87 67 1 64 64 60 6 36 250 41 4 19 164 99 2 02 79 41 330 7 15 281 57 4 48 176 36 2 59 101 94 2 30 90 65 1 72 67 57 6 56 258 08 4 32 169 98 2 08 81 72 340 7 37 290 12 4 62 181 72 2 67 104 92 2 38 93 62 1...

Page 11: ...and Africa Vivitek Service Support Zandsteen 15 2132 MZ Hoofddorp The Netherlands Tel 31 20 655 0960 Email support vivitek eu URL www vivitek eu China Vivitek Service Center 201209 Room 1802 18 F Cimic Tower No 1090 Century Avenue Pudong Shanghai Tel 400 888 3526 Toll Free Tel 021 58360088 142 Direct Email service vivitek com cn URL www vivitek com cn Asia and Taiwan VIVITEK after sales service Vi...

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