KEY TECHNOLOGY

Blu-ray

Bl
u-ray
i
s t
h
e next
g
eneration of optical
d
isc, named a
f
ter the
blue laser that reads
it. A single layer DVD can hold up to 4.7
G
B
of
data while a dual layer DVD can hold u
p
to
8
.5
G
B. In contrast, a Blu-ray disc, while looking
physically similar, can hold 25GB on a single
l
ayer (almost 2 hours of HDV foota
g
e) and 50GB
o
n a dual layer disc. The larger storage capacity
means you can now store an
p
ay
ac
er
q
ua
li
ty v
id
eos w
i
t
h
high
er qua
li
ty au
di
o.
U
sers
c
an now also store u
p
to five times the amount
of
data they could on a re
g
ular DVD.
Available on
VG
NAR38
G
and BWU100A

The Future of Blu-ray

A
lready the benefits of this lar
g
er data capacity
a
re being realised in
S
ony’s next-generation
c
onso
l
e,
Pl
aystat
i
o
n
®
3
. With unrivalled su
pp
ort
f
rom movie studios as well as electronics
c
om
p
anies, Blu-ray is set to be the future in
Hi
g
h Definition media. The VAIO AR series
notebook, with an in-built Blu-ra
y
burner not
o
nly can record
f
ull High De
f
inition, using
S
ony’s affordable HD Handycams, but can also
s
tore those memories for playing back, without
c
omprom
i
s
i
n
g
qua
li
ty.

HIGH DEFINITION

What is High Definition (HD)?

For many years, people have been watching
T
V and DVD in
S
tandard Definition
(S
D
)
, This
m
eans
t
he video has a maximum resolu
t
ion o
f
72
0 pixels across by 576 pixels high (PAL) i.e.
t
here are 57
6
horizontal lines in the ima
g
e. Hi
g
h
Definition (HD) offers a much hi
g
her resolution
t
han
S
D, increasing the level of detail and size at
whi
c
h
t
h
e
i
ma
g
e can
b
e
di
sp
l
aye
d
c
l
ear
l
y.

Full HD 1080

T
here are two main types of HD resolution.
7
2
0 lines of resolution is
g
enerally referred to
a
s HD while 10
8
0 lines of resolution is known
a
s Full HD and offers up to 5x the resolution o
f
s
tandard de
f
inition or DVD resultin
g
in amazin
g
p
i
cture qua
li
ty.

High Definition Multimedia Interface

This connection allows users to connect a display
d
evice directly to the VAI
O
, transferrin
g
Full HD
vid
eo as we
ll
as au
di
o v
i
a
th
e one ca
bl
e
.
Available on
V
GNAR38G

BLU-RAY DISC

5
7
6
lines
7
2
0 lines
1
0
8
0 line
s
SD HD Full HD
V
G
NAR
38G
Write
O
nce R
e
-wri
te
abl
e
B
D-R 2
5GB
BD-RE 2
5GB
B
D-R DL 50
G
B (Dual Layer
)
BD-RE DL 50GB (Dual Layer)
B
W
U1
www.sony.com.au

100

q COMPUTER