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3D Display Technology TYWu
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3D Display Technology Seeing in Depth Technologies
Not only X and Y axis, but also Z Stereoscopic Image Technologies Eyeglass Eyeglassless
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Spatial Division Head Mounted Displays (HMD)
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Spatial Division Smart Glasses Epson BT-200
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Polarization Division
Linear polarization
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Polarization Division
Polarization LCD JVC Passive Xpol system Linear polarization
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Polarization Division
Polarization (Linear) LCD iZ3D
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Polarization Division
Polarization (Linear) LCD
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Polarization Division
Linear polarization Any effort to tilt the head sideways would result in the polarization failing, ghosting, and both eyes seeing both images. Circular polarization has alleviated this problem.
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Polarization Division
Circularly Polarization If light is composed of two plane waves of equal amplitude by differing in phase by 90°
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Polarization Division
Circularly Polarization
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Polarization Division
Circularly Polarization
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Polarization Division
Polarization LCD Images are displayed from top to bottom with alternative lines assigned to left and right eyes. Resolution Penalty
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Polarization Division
Polarization LCD Advantage Full-color display Flicker-free Polarizing glasses (passive) are cheap Youtube
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Polarization Division
Two Projectors
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Polarization Division
LCD YouTube
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Wavelength Division Standard LCD Red/Blue method
Japan’s BS11 satellite channel Side-by-Side Method adopted by Arisawa Line-by-Line Advantage Glasses (passive) are very cheap
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Wavelength Division Illustration 1
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Wavelength Division Illustration 2 Input: Side by Side
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Wavelength Division Standard LCD Example
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Wavelength Division Anaglyph techniques Color separation technique
Use two complementary colors to display the left and right views respectively Use red and green (blue) glasses to observe it Adv.: simplicity and economical
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Wavelength Division Anaglyph Technique
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Wavelength Division Anaglyph Technique
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Wavelength Division 如果您沒有紅藍立體眼鏡,歡迎您附回郵索取。回郵請寄 :
台北縣三重市光復路一段88-11號8樓 馬路科技顧問股份有限公司 辛金星先生收
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Time Division 120 Hz LCD Glasses are very expensive
Shutter Glasses (Active Glasses)
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Time Division 120 Hz LCD/Projector Glasses
NVIDIA "Geoforce" Graphics card + Projector itself needs to be NVIDIA certified The glasses work by communicating with an external USB controller/IR (Infrared) emitter.
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Time Division 120 Hz LCD 3D Wired Shutter Glasses (Cheap)
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Time Division DLP 3D Ready Projector
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Time Division 利用DMD (Digital Micromirror Device)反應速度高達16~25μs (40~62.5 KHz)的特性,在左右視角畫面之間插入2ms的灰階訊號(Gray Scale Signals)畫面,快門式眼鏡內建Sensor偵側畫面灰階訊號藉以切換左右眼 DLP-Link 優點:(1)無需同步訊號發射器; (2)投影機端無附加硬體成本,業者導入速度快
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Autostereoscopic Display (Eyeglassless)
Without Glasses Philips 42" 3DWOW
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Eyeglassless Parallax Barrier Lenticular Lenslets
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Eyeglassless Techniques
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Troubles 人眼雖對焦在3D銀幕上,但凝視不同距離的3D影像內容,兩眼內聚夾角會改變,違反對焦與內聚同步改變的自然現象。
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Troubles Illustration Focus Distance Focus Distance Screen
3D Video Focus Distance Natural Environment Focus Distance
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Tools Stphmkre http://stereo.jpn.org/eng/stphmkr/
File/Open Left/Right Images… File/Open Stereo Image… Stereo/ColorAnaglyph Etc.
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Tools Image (side by side)
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Tools Result
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Tools 3D Maker Filter/3D Glasses File/Open Picture Set X and Y Offsets Mark the area by mouse Convert
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Tools Illustration
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Tools 3D Maker New Text Picture Enter N, Click New Click Select All
Random Static Click Convert
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Tools 3D Maker Result
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Tools 3D Video Player Stereoscopic Player
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References http://www.iz3d.com.tw/
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