1. RBC Capital Tech Conference
Tom Waechter Chief Executive Officer
Waechter, E ec ti e
June 10, 2010
1 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

2. Safe Harbor Statement
Certain statements in this presentation constitute forward-looking statements within the
meaning of Section 27A of the Securities Act of 1934. “Forward-looking” statements are all
statements made by us, other than those dealing specifically with historical matters and any
statements we make about the conduct of our business or finances up to this moment. All
other statements made by us are forward-looking statements which include any information
provided on future business operations and guidance regarding our future financial
performance. Actual results may differ materially from those projected in the forward-looking
statements. Factors that could cause actual results to materially differ from those in the
forward-looking statements are discussed in the Company’s Securities and Exchange
Commission Filings, particularly the risk factors section of our most recent form 10-K.
This presentation includes Non-GAAP financial measures where indicated. These non-GAAP
financial measures co p e e the Co pa y s co so da ed financial s a e e s p ese ed in
a c a easu es complement e Company’s consolidated a c a statements presented
accordance with GAAP. However, these non-GAAP financial measures are not intended to
supersede or replace the Company’s GAAP results. A detailed reconciliation of historical
GAAP results to the historical non-GAAP results is provided in the “Non-GAAP Condensed
Consolidated Statement of Operations” schedule to our news release announcing our most
p g
recent quarterly financial results. A discussion of the GAAP measures excluded from the
forward-looking non-GAAP measures is provided in the “Business Outlook” paragraph of the
news release. The news release is located in the Investor Relations section of our web site at
j
www.jdsu.com.
.
2 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

3. JDSU Strategy
Execute as a diversified technology
company focused on optical and broadband
innovation
Enable customers’ innovation in broadband and
optical markets
Diversify our customer base and product portfolio
Shape p
p product p portfolio: p
profitability followed by
y y
revenue growth
Focus on best-in-class operating metrics
3 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

4. Enabling Broadband & Optical Innovation
Communications &
C i ti Communications
C i ti Advanced Optical
Ad d O ti l
Commercial Optical Products Test & Measurement Technologies
Business
Segments
Total Market Size
$4.3B $2.8B $1.5B
(Annual)
(Annual)*
Annual Growth
5-15% 6-12% 5-10%
Rate*
JDSU Market
#
#1-4 #
#1-2 #
#1-2
Position*
P iti *
Telecom, Datacom, Telecom/Cable Access, Currency, Defense
Submarine, Long Haul, Metro, Core & Home Authentication,
Metro, Access, Biotech, Networking, SAN Instrumentation
Markets Microelectronics,
Semiconductors and
Materials Processing
Alcatel-Lucent, ASML, Alcatel-Lucent, AT&T, British Astra-Zeneca, Peoples Bank
Becton Dickinson, Ciena, Telecom, China Telecom, of China, HP, ITT, Lockheed
Sample
p Cisco, Ericsson, ESI,,
, , ,, Comcast, Telmex, Verizon
, , Martin, Pfizer, SICPA
, ,
Customers Tellabs, Huawei, Nortel, NSN,
Fujitsu
4 JDSU CONFIDENTIAL & PROPRIETARY INFORMATION
* Sources: Central Banks, Frost & Sullivan, Infonetics Research, Ovum-RHK, PIRA Research, Prime Data, US Chamber of Commerce, and internal analysis.
© 2008 JDSU. All rights reserved.

5. Q3 FY10 Summary
Revenue d
R decreased 3% quarter-over-quarter t $332 9 million, up 19% year-over-year
d t t to $332.9 illi
Gross margins of 44.1%, third consecutive quarter at or above 44%
Operating margins of 6 6% highest non-December quarter operating margin
6.6%,
Net income of $23.2m compared to $26.6m a quarter ago
EPS of $0.10, above Wall Street expectations
$ , p
Free cash flow positive $7.9 million, 14th consecutive quarter of positive cash flow
from operations
$420 50%
$400 45%
$380 40%
$360 35%
$340
30%
$320
25%
$300
20%
$280
$260 15%
$240 10%
$220 5%
$200 0%
Q306
Q406
Q107
Q207
Q307
Q407
Q108
Q208
Q308
Q408
Q109
Q209
Q309
Q409
Q110
Q210
Q310
Revenue ($M) Gross Margin (%)
5 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

6. Enabling Broadband & Optical Innovation
Communications Test & Measurement
Product Groups Lab & Production, Field Service, Service Assurance
T&M Highlights Fiscal Q3 revenue down 17.6% Q/Q, up 14.1% Y/Y
Book to bill >1
Typical seasonality and material supply constraints
Gross margin of 54.9% due to product mix and ASP trends
54 9%
Completed acquisition of NSD business from Agilent
Innovation
Market Position Market leader in served addressable markets
#1 market position in optical transport and storage network test
for the lab and production market
#1 field test positions in the Ethernet, fiber field, xDSL and cable
networking markets.
• Gross Margins: 57%-61%
Operating Model • Operating Margins: 20%-23%at ≥ $175 million of revenue
6 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

7. JDSU Acquires NSD – 3 Lines of Business
Service Assurance
– Largest business line by revenue
– Complements JDSU solutions by adding carrier-class OSS with
probe-based
probe based signaling test including LTE testing capability
test,
– Market-leading carrier solutions for network deployment,
management and operation
Network Protocol Test
– Largest installed customer base for network protocol analyzers
– Used for both lab and field testing by NEMs and wireless service
providers
– Supports protocols such as WiMAX, Bluetooth, 3G and emerging
LTE technologies
Wireless Drive Test
Wi l Di T t
– Drive test network optimization platform
– Vehicle-mounted mobile test solution
– Measures performance and troubleshoots network coverage in
p g
support of all wireless technologies including LTE and WiMAX
7 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

8. JDSU vs. The Competition
• JDSU is the only vendor with end to end solutions for LTE
• Won award for Best LTE Test Product at 2010 LTE World Summit
Access Points Transport Signaling
Drive Test Active Portables System(s) Protocol System(s)
Service Analyzers
Testing
JDSU NSD In process JDSU JDSU NSD NSD
CommTest CommTest
Other
Leading LTE
Players
No solution Some advantage Leadership position
8 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

9. Enabling Broadband & Optical Innovation
Communications & Commercial Optical Products
Innovation
Optical Innovation focus on functional integration
Communications Q3 revenue grew by 15% Q/Q; book to bill >1
highlights Gross margins improved to 26%; hit target 25-30% 1 qtr early
ROADM revenue grew 22% Q/Q to over 25% of OC revenue
t f
9 of 11 product lines grew; record bookings in at least 2 yrs
Lasers Nearly 12% sequential revenue growth
highlights Gross margins improved to 41.3%, also hitting target
Pipeline for new products expected to increase SAM by more
than 3X
Operating Model 10%-15%
10% 15% at ≥ $150 million of revenue
9 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

10. Enabling Broadband & Optical Innovation
Advanced Optical Technologies
Solutions Security solutions: brand p
y protection, anti counterfeiting
g
for currency, transaction card authentication
Custom optics for aerospace and defense
Custom color solutions
Innovation
Highlights
Hi hli ht Record revenue, gross profit, operating profit and
R d fit ti fit d
bookings in Q3
Strength in currency including new US $100 bill
Began shipping filter for gesture recognition
g pp g g g
Trends Customers seeking more complex integrated design
features to combat counterfeiting
Increased custom optic applications
Operating Model Operating Margins: 34%-37% at current revenue levels
10 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

11. JDSU Quarterly Operating Model
Revenue (mil) Operating Margin
CommTest $175 20‐23%
NSD $40 20‐23%
CCOP
CCOP $150 10 15%
10‐15%
(Optical Components/Lasers)
AOT $50 34‐37%
TOTAL $415‐425 11%
11 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

12. Fiscal Year 2010 Strategic Priorities
Focus on profitable, market-based innovation
Increase our global market presence
Focus on lean
Maximize the utilization of our assets
12 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

13. JDSU Investment Thesis
An Investment in Broadband and Optical Innovation
An Evolving Business Model
Clearly Defined Near-Term and Longer-Term Targets
13 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION

14. Q&A
14 © 2008 JDSU. All rights reserved. JDSU CONFIDENTIAL & PROPRIETARY INFORMATION