Rewritable Disc
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Yes, it is ray not the blue-ray. The letter 'e' was intentionally avoided to make it suitable for trademarking. And yes, the Blu-ray is more advanced and better than a DVD. Every one was so excited when DVDs came into existence in 1997 which made it possible playing digital audio/video even in our houses. Now, people are talking about the new technology which is even superior to DVDs that came into existence in 2006.
After VCR's and DVDs, advances in technology brought us Blu-ray technology. The name blu-ray is derived from the fact that a blue (actually blue-violet) laser is used for reading and writing Blu disc.ray technology is not an achievement of any single company. A group of prominent companies like Apple, Dell, Sony, Sun Microsystems etc formed ray Disc Association which developed this technology.
Blu-ray discs are superior to DVDs in the following factors:
(a) More storage capacity A single-sided standard 12 cm DVD can store 4.7 GB of data whereas the same size single layer ray disc can store 25 GB of data which is almost five times greater than a DVD. A double layer ray disc can store 50 GB of data. Similar to DVDs we can get mini size ray discs also with the size of 8 cm. This mini disc with single layer capacity can store 7.8 GB and dual layer capacity can store 15.6 GB.
(b) Higher data transfer rate of 36 Mbps and,
(c) Audio and video are played with more clarity compared to DVD.
The following are the factors which are responsible to embed more data into a ray disc:
(a) Contrary to DVDs which depend on red lasers operating at 650 nm for reading and writing data, Blu-ray discs depend on blue laser that operates at 405 nm. As the ray technology is using the short wavelength laser compared to DVD, it can embed more data into the disc which has the same size of a DVD.
(b) The thickness of cover layer was decreased.
(c) Numerical aperture was increased to 0.85.
Different formats of ray disc:
(a) BD-R: Recordable format for HD video recording and PC data storage.
(b) BD-ROM: Read only format for pre-recorded contents like high definition movies, games.
(c) BD-RW: Rewritable format for PC data storage.
(d) BD-RE: Rewritable format for HD video recording and PC data storage.
The exclusive features of Blu-ray players are:
*You can create the playlists.
*You can make changes to the recorded video and shuffle their order.
*You can record high-definition television (HDTV) with improved sound and picture qualities.
*You can record a program while playing another one.
*The player automatically searches for the empty space to record new programs on the disc to prevent overlapping of programs.
*You can randomly go to any point on the disc.
Blu-ray technology is more advanced and better than a DVD. After VCR's and DVDs, advances in technology brought us Blu-ray technology. The name Blu-ray is derived from the fact that a blue (actually blue-violet) laser is used for reading and writing Blu-ray disc.
More information can be found at http://www.techstudentsworld.com
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MAXELL 631004 Blray DISC REWRITABLE $29 Product Features:. Product Description. 50 GB. 5.6 hour capacity. Writes at 2 depths on 1 side of disc. Ideal for recording highresolution TV amp; video storage. Limited lifetime warranty. Single. Rewritable. |
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Sony 1PK 2X 25GB REWRITABLE BLU-RAY DISC BNE25RH $18.57 Sony 1PK 2X 25GB REWRITABLE BLU-RAY DISC BNE25RH |
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Sony Professional Disc for Data (Rewritable) 23.3GB 1-Pack PDDRW23 $51.28 Sony Professional Disc for Data (Rewritable) 23.3GB 1-Pack PDDRW23 |
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Sony Blu-ray Rewritable Disc 1X-2X 25GB BD-RE Media $13.99 Sony Blu-ray Rewritable Disc 1X-2X 25GB BD-RE Media 1 Pack |
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Ritek Ridata Blu-ray 2X BD-RE Rewritable Disc with Ridata Logo on Disc in Jewel Case $10.99 Ritek Ridata Blu-ray 2X BD-RE Rewritable Disc 1 Pack with Ridata Logo on Disc in Jewel Case |
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25GB BD-RE Rewritable Disc $24.99 Record an outstanding 25GB of data on a single-sided disc. |
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Sony EDM600C Rewritable $23.99 5.25" 5.31" Height x 6" Width x 0.43" Depth 5.82 oz 512 bytes/sector 594 MB Constantly innovating and coming up with new technologies to serve you better, Sony's Magneto Optical Disc, a data storage disc based on Sony's blue-violet laser and disc technologies, is the product of Sony's continual innovation. While retaining all the conventional advantages of discs, the disc offers massive recording capacity and a high transfer rate. Start using the Magneto Optical disc and join the new era in disc storage now. EDM600C EDM600C Magneto Optical Media Rewritable Sony Sony Corporation www.sony.com |
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Maxell Compact Disc, Rewritable, 4 12X Speed, 700MB/80MIN. Each $3.21 Manufacturer: Maxell. Each. CD-RW (rewritable) offers recording speeds from 4X to 12X for high-speed drives. Features a 700MB/80 minute capacity. Customers also search for: Rewritable; 4-12X Speed; 700MB/80MIN;Maxell Corp. Of America,Rewritable,Compact Di |
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Verbatim 89982 Rewritable UDO $60.99 30 GB 5.25 UDO Media 5.25" 89982 UDO Media Disc is the next generation of Magneto Optical (MO) media. The disc have a recording capacity of 30GB, which is over three times that of the highest capacity MO media (9.1GB). The discs use similar cartridges to the ISO -standard 5.25" MO but are designed to be used with drives with blue laser pick-up. Japan Limited Rewritable UDO Verbatim Verbatim America, LLC www.verbatim.com |
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Sony BD-RE Rewritable Disc, 25GB, 2x. Each $18.57 Manufacturer: Sony. Each. Enjoy higher definition picture and sound quality with this BD-RE rewritable disc. Record an outstanding 25GB of data, which is enough room for up to five standard DVDs. Rewritable format allows you to record multiple times on th |
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SONY BNE50RH Disc BlurayDual Layer 50G Rewritable $42.93 The essential media for full highdefinition (1080p) recording and playback Bluray Disc Rewritable Dual Layer 50GB Media featuring Sony AccuCORE technology delivers the storage capacity design and enhanced protection to enjoy exceptional home entertainment. With approx. ten times the storage capacity of singlelayer DVD media Bluray Disc guarantees brilliant playback. Ideal for movies music gaming and PC applications Bluray Disc is the allpurpose media for the future delivering enhanced storage and interactivity for an optimized recording experience.Primary InformationMedia Typenbsp;:nbsp;nbsp;BDREnbsp;Storage Removable Capacity (Native)nbsp;:nbsp;nbsp;50 GBnbsp;Featuresnbsp;:nbsp;nbsp;Dual Layernbsp;Storage RemovableWrite Speednbsp;:nbsp;nbsp;1x 2xnbsp;ServiceSupportService Support Typenbsp;:nbsp;nbsp;2 Years Limited Warrantynbsp;UNSPSC CodeUNSPSC Codenbsp;:nbsp;nbsp;43202000nbsp; |
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TDK Blu-ray Rewritable 2X 25GB Durabis Single-Layer BD-RE Disc $13.99 TDK Blu-ray Rewritable 2X 25GB Durabis Single-Layer BD-RE Disc 1 Pack |
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Sony 1PK 5.25IN 9.1GB REWRITABLE 14X MAGNETO OPTICAL DISC 512 BYTES/S EM59100CWW $89.69 Sony 1PK 5.25IN 9.1GB REWRITABLE 14X MAGNETO OPTICAL DISC 512 BYTES/S EM59100CWW |
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Sony BD-RE Dual Layer Rewritable Disc, 50GB, 2x. Each $23.29 Manufacturer: Sony. Each. Enjoy higher definition picture and sound quality with this BD-RE DL recordable disc. Record an outstanding 50GB of data, which is enough room for up to ten standard DVDs. Disc is rewritable, so you can record multiple times. Cus |
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Sony BNE25RHE Bdre BluRay Rewritable Disc $26.07 25 GBENORMOUS DATA STORAGE CAPACITYSPACE FOR HD VIDEO RECORDING MASSIVE HARD DISC DRIVE BACKUPS LARGE MULTIMEDIA FILESEACH DISC CAN HOLD MORE THAN 5 STANDARD DVDSEXCEPTIONAL PERFORMANCE OF ACCUCORE TECHNOLOGY |
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Panasonic LMHB47LU Rewritable Single Sided DVDRAM Disc With Cartridge $21.42 DVDRAM is the optimum rewritable storage choice with high Data Transfer Rate and Sector address design contributing to FAST Access. Large storage capacity at a highly cost effective price. The more you use it the more economical it gets good news for data intensive applications and high volume users. |
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Sony Electronics SONBNE25 BDR BluRay Disc Rewritable 72mbps 25GB Branded $20.66 BDRE BluRay rewritable media provides up to five times the capacity of a standard DVD. With 25GB capacity each disk offers space for HD video recording massive hard disk backups and large multimedia files. Features fast data transfer rate of up to 72Mbps and exceptional performance of AccuCORE technology. |
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Genuine SONY CD-RW High Speed 4x~10x 700MB CD Rewritable $4.21 - Designed for use in CD-RW recording devices- Recording on this high speed disc can only be done with recorders showing the high speed CD rewritable logo- Rewritable- Data capacity: 700MB |
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Sony 5CDRW700HRH 10X Rewritable CdRw 5 Pack $18.21 Highquality CDRW media pack of 5 CDRW 700 MB 80 min. Generous 700 MB rewritable disc has the capacity to cope with your largest data storage needs ranging from large digital images files to multimedia presentations. 700MB storage capacity. Excellent performance and reliability. Includes slim jewel case. Maximum recording time: 1.33 Hour. Maximum write speed: 10x. Media formats: CDRW. Form factor: 120mm Standard. |
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Maxell DVD+R 4.7GB, Rewritable Disc, 8X, Spindle, Single-Sided, Silver. Pack of 50 $32.93 Manufacturer: Maxell. Pack of 50. DVD+R 4.7GB, Rewritable Disc, 8x, Spindle, Single-Sided, Silver, 50/Pack White surface makes for easy-to-read labeling. Offers 5 times the storage of a conventional CD. Spindle packaging keeps all your discs organized. DV |
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Genuine SONY DVD-RW 1x~2x 2.8GB 60-Min DVD Rewritable $5.69 - This disc can be used in camcorders and devices compatible with DVD-RW 80mm discs- Rewritable- Data capacity: 2.8GB- Recording time: 60min- Depending on the difference in using environment,equipment and configuration, the actual usable capacity may be smaller than the one described on the device |
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Genuine SONY DVD-RW 1x~2x 1.4GB 30-Min DVD Rewritable $3.54 - This disc can be used in camcorders and devices compatible with DVD-RW 80mm discs- Rewritable- Data capacity: 1.4GB- Recording time: 30min- Depending on the difference in using environment,equipment and configuration, the actual usable capacity may be smaller than the one described on the device |
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Memorex MEM03412 CRRW Rewritable 4X 700MB80Min Branded 25PK $31.55 Package of 25 CDRW discs for data storage audio and more. Stores 700 MB of data video or text files or 80 minutes of music. Each disc is rewritable (data can be erased and rerecorded). 4x compatible; works on computer burners only. Audio recordings play on majority of CD players and recorders. |
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TDK 1-2X 25 GB DuraBis Blu-Ray Single-layer Rewritable Disc with Jewel Case - 1 Pack $15.75 Main features Use of DURABIS 2 coating designed for bare (cartridge-less) Blu-ray Discs provides significantly greater resistance to scratches and dirt (particularly fingerprint smudges), ensuring safe use even without a cartridge. Original high-precision spin coating creates a cover layer with nano-level smoothness, realizing stabilized recording and playback. The rewritable BD-RE utilizes a high-sensitivity phase-change material in the recording layer that realizes stabilized characteristics even after as many as 10,000 rewrites. Main specifications Type: Rewritable Recording capacity: 25GB (single-layer single-sided) Disc diameter: 120mm Disc thickness: 1.2mm Data transfer rate: 1X - 2X (36Mbps - 72Mbps) |
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Sony BD-R Blu-Ray Disc, Rewritable, 72mbps, 25GB, Branded. Each $11.1 Manufacturer: Sony. Each. BD-RE Blu-Ray rewritable media provides up to five times the capacity of a standard DVD. With 25GB capacity, each disk offers space for HD video recording, massive hard disk backups and large multimedia files. Features fast data |
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TDK 61687 6x Rewritable Dual Layer Bluray Disc 5 Pack $70.59 50GB storage capacity allows massive data backups and the highest resolution HD recordingUtilizes high sensitivity phase change recording material that allows for up to 10 000 rewritesHigh precision spin coating provides stable recording and playback Highsensitivity inorganic recording material enables fast recording and playback speeds and also makes it possible to realize massive capacities through multilayeringDURABIS 2 protects the disc surface against scratches and resists smudges from fingerprints providing errorfree Bluray Disc performanceIncludes slim jewel case |
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imation 700MB 24X CD-RW 25 Packs Disc Model 16885 $18.99 Features: Rewritable up to 1,000 times on the same disc Packaging: Spindle |
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Tdk 61686 6X Rewritable Dual Layer BluRay Disc Single $28.44 50GB storage capacity allows massive data backups and the highest resolution HD recording. Utilizes high sensitivity phase change recording material that allows for up to 10 000 rewrites. High precision spin coating provides stable recording and playback. Highsensitivity inorganic recording material enables fast recording and playback speeds and also makes it possible to realize massive capacities through multilayering. DURABIS 2 protects the disc surface against scratches and resists smudges from fingerprints providing errorfree Bluray Disc performance. Includes slim jewel case |
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96921 - Verbatim Blu-Ray Rewritable Bd-Re 1X Disc - 25Gb - 120Mm Standard - 10 Pack Spindle $59.95 are You Constantly Adding Photos or Music to Your Collection? If So, Verbatim Offers a Blu-ray Rewritable (bd-re) Disc That Allows You to Back-up And Add to Your Collection up to 1,000 Times. This Disc Uses Blue-violet Laser Technology to Store And Re-write up to 25gb of HD Data, up to a 1080p Resolution And Multiple Audio Formats – Perfect For HD Video And Surround Sound. And, All Verbatim Blu-ray Discs Are Treated With a Super Hard Coat to Prevent Scratches, Resist Fingerprints And Reduce Dust. Compatible With The Latest Blu-ray Hardware Like Sony, Pioneer, Panasonic And Lg, Verbatim Bd-re Media is Sturdy Enough to Store And Record Photos, Music or Data Files as You Go. [96819P] UPC: 023942969211 UNSPC: 43202000 5.5L x 6.4W x 1.4H 0.6 LB 0.03 Cubes |
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Sony 10CDRW700 CD Rewritable Media - CD-RW - 4x - 700 MB - 10 Pack Jewel Case $16.99 1.33 Hour 10 10CDRW700 120mm Standard 4x 4x CD-RW Media 700 MB Pack of 10 CD-RW 700 MB, 80 min. Generous 700 MB Rewritable disc has the capacity to cope with your largest data storage needs, ranging from large digital images files to multimedia presentations. CD Rewritable Media CD-RW Jewel Case Sony Sony Corporation www.sony.com |
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Imation 27056 DVD Rewritable Media - DVD+RW - 8x - 4.70 GB - 10 Pack Spindle $15.99 10 120mm Standard 2 Hour 27056 27056 8x DVD+RW Media 4.70 GB 8x Imation DVD+RW discs the complete solution for your recording and storage needs. You can store data and video content for PC and entertainment applications. This means high-capacity storage 4.7GB worth. That's more than two hours of high quality MPEG2 DVD video with excellent picture quality. And you can store a combination of both digital video and digital audio files on the same disc. Flexibility is yours when you choose rewritable media. DVD Rewritable Media DVD+RW Imation Imation Corp Spindle www.imation.com |
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Sony 25DMW47RS DVD Rewritable Media - DVD-RW - 2x - 4.70 GB - 25 Pack Spindle $13.99 120mm Standard 2 Hour 25 25DMW47RS 25DMW47RS DVD Rewritable Media 2x 4.70 GB Now you can create, edit and archive home movies and digital photos while storing and accessing data from one disc. DVD discs capture all digital data brilliantly, and are large enough to hold oversized digital movie files. Sony DVD for recording is a relatively inexpensive way to store data and prevent accidental erasure. They can hold 4.7GB of information, which makes it possible to record 120 minutes of MPEG2 video footage with outstanding picture quality. DVD Rewritable Media DVD-RW Sony Sony Corporation Spindle www.sony.com |
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Panasonic 25GB 2X BD-RE Single Rewritable Disc Model LM-BE25DE $11 Packaging: Jewel Case |
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Memorex 12X HighSpeed Rewritable CdRw Spindle 25 Disc Spindle $32.08 700Mb/80 Minutes Storage Capacity. 4X12X Rewrite Capability. Ideal For Hard Drive BackUp Authorizing And Archiving Allows You To Repeatedly Erase And ReRecord. Spindle Pack |
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Memorex 97855 BDRE Bluray Rewritable Disc15 Spindle $92.66 Utilizes blueviolet laser technology. Supports highdefinition video recording. Up to 5x the digital content storage capacity of standard DVD on a single layer disc. Compatible with bluray capable hardware only. 2x rewriteable bdre.15ct spindle. The design of this product is very exquisite and beautiful. |
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Sony BNE25RH Blu-ray Rewritable Media - BD-RE - 2x - 25 GB - 1 Pack Jewel Case $9.99 1 120mm Standard 25 GB 2x The essential media for full high-definition (1080p) recording and playback, Blu-ray Disc Rewritable BD-RE 25GB Media featuring Sony AccuCORE technology delivers the storage capacity, design, and enhanced protection to enjoy exceptional home entertainment. With over five times the storage capacity of single-layer DVD media and five times the bit-transfer rate, Blu-ray Disc guarantees brilliant playback. Ideal for movies, music, gaming, and PC applications, Blu-ray Disc is the all-purpose media for the future delivering enhanced storage and interactivity for an optimized recording experience. BD-RE BNE25RH BNE25RH 2x BD-RE Media Blu-ray Rewritable Media Jewel Case Sony Sony Corporation www.sony.com |
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95358 - Verbatim Blu-Ray Rewritable Bd-Re 1X Disc - 25Gb - 120Mm Standard - 1 Pack Jewel Case $8.67 blu-ray Disc (bd) Is The Name Of A Next-generation Optical Disc Format Jointly Developed By The Blu-ray Disc Association (bda), A Group Of Leading Consumer Electronics And Pc Companies. The Format Was Developed To Enable Rewriting And Playback Of High-definition Video (hd), As Well As Storing Large Amounts Of Data. A Single-layer Blu-ray Disc Can Hold 25gb, Which Can Be Used To Record Over 2 Hours Of Hdtv Or 5 Times More Recording Capacity Of Dvd/tv Video Quality Than A Standard Dvd Disc. [90217D] UPC: 023942953586 UNSPC: 43202000 5.6L x 4.9W x 0.5H 0.2 LB 1 Cubes |
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Verbatim DVD+RW Rewritable Disc with Jewel Case, 4.7 GB, Pearl, Single Disc. Each $1.94 Manufacturer: Verbatim. Each. DVD Recordable Discs Permanent (write-once media) Long-term data archiving Ideal for one-time recording of home movies, video, digital photos, music, multimedia and more Ideal for multimedia storage such as combined data, |
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Verbatim DVD RW Rewritable Disc with Jewel Case, 4.7 GB, Pearl, Single Disc. Each $7.26 Manufacturer: Verbatim. Each. DVD Recordable Discs Permanent (write-once media) Long-term data archiving Ideal for one-time recording of home movies, video, digital photos, music, multimedia and more Ideal for multimedia storage such as combined data, |
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HP / 1PK 5.2GB REWRITABLE MAGNETO / 88147J $77.05 HP - 1PK 5.2GB REWRITABLE MAGNETO - 88147J |



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