1. The advantages and disadvantages of VR Devices
1.1. Advantages
1.1.1. User-friendly
1.1.1.1. With sponge
1.1.1.1.1. Comfortable to wear
1.1.2. with nice functions
1.1.2.1. Users can adjust IPD and the focal length
1.2. Disadvantages
1.2.1. Virtual Reality Sickness
1.2.2. The hindrance in the development of interpersonal skills
2. The possible future development for VR Devices
2.1. Future improvement on the graphics
2.1.1. Improving the reality when using the VR Box
2.2. Provide more functions with developing new technologies.
2.2.1. More realistic experiences
2.3. Linking VR box technology with other markets.
2.4. Linking with advertisement market
3. The Background Information of VR Devices
3.1. The evolving of the VR Technologies
3.2. The 4D Technology
3.3. The use of 3D vector graphics
3.4. The reducing in the size of those devices with VR Technologies
4. The current usage of VR Devices
4.1. Education
4.1.1. Linking education with real life work
4.1.2. More interesting
4.1.2.1. More effective teaching
4.2. Training
4.2.1. Pilot
4.2.2. Driver
4.2.3. Parachute
4.3. Entertainment
4.3.1. Electronic Games
4.3.2. Media
4.3.2.1. Filming
4.4. Fine Arts
4.4.1. Creation of the navigable world
4.5. Heritage and Archaeology
4.5.1. Reconstructing of the historic environments or events
4.6. Engineering
4.6.1. Development of the 3D Technologies
4.7. Architectural Design
4.7.1. Converting the design files into stimulating environment to stimulate the effect of the designs
5. The comments of the user of VR Devices
5.1. Positive
5.1.1. Cost-effective
5.1.1.1. Nice functions
5.1.2. Nice outlook
5.1.2.1. Cool design
5.2. Negative
5.2.1. Triggering of sickness
5.2.2. Possible danger during the use of VR Devices