Product Introduction:
Blank DVD-Rs is provided by Zhejiang Tongchuang Photoelectric Technology Co., Ltd.,a major Toy, Game & Hobby supplier in Toy, Game & Hobby wholesale industry in China.You can check out the specification of Blank DVD-Rs below or get any optional result clicking into the following keywords and you can check the authentications and testimonials of Blank DVD-Rs .
Description:
Features:
1) Disc type: general purpose
2) Disc diameter: 120mm
3) Data capacity: 4.7GB
4) Recording speed: 1x - 4x, 1x - 8x
5) Dye type: CIBA, azo
6) Recording wavelength: 650mm (circular polarization)
7) Numerical aperture: 0.6 ± 50.1
8) Scanning velocity at 1x: 3.49 ± 5m/s
9) Read power: <1mW
10) Shelf life: 50 years (stored at -20 - +50°C, <50％RH)
11) DVDR book version: 2.0
Inner packing:
1, 10, 25, 50pcs/cake box
