RNS Number:2117K
Applied Optical Technologies PLC
22 April 2003


                                   SCHEDULE 5

                        BLOCKLISTING SIX MONTHLY RETURN


To:          Listing Applications

UK Listing Authority

Financial Services Authority

25, The North Colonnade

Canary Wharf

London, E14 5HS



               Please ensure the entries on this return are typed


1. Name of company

APPLIED OPTICAL TECHNOLOGIES PLC


2. Name of scheme

APPLIED HOLOGRAPHICS PLC 1996 UNAPPROVED EMPLOYEE SHARE OPTION SCHEME


3. Period of return:

From        22/10/02                 To            21/04/03


4. Number and class of shares(s) (amount of stock / debt security) not issued
under scheme

38,500


5. Number of shares issued / allotted under scheme during period:

4,500 (LAPSED)


6. Balance under scheme not yet issued / allotted at end of period

34,000


7. Number and class of share(s) (amount of stock / debt securities) originally
listed and the date of admission;

149,000 (21/10/1998)


Please confirm total number of shares in issue at the end of the period in order
for us to update our records

53,377,008



1. Name of company

APPLIED OPTICAL TECHNOLOGIES PLC


2. Name of scheme

APPLIED HOLOGRAPHICS PLC 1997 SHARESAVE SCHEME


3. Period of return:

From        22/10/02                 To            21/04/03


4. Number and class of shares(s) (amount of stock / debt security) not issued
under scheme

148,271


5. Number of shares issued / allotted under scheme during period:

137,384 (LAPSED)


6. Balance under scheme not yet issued / allotted at end of period

10,887


7. Number and class of share(s) (amount of stock / debt securities) originally
listed and the date of admission;

488,000 (21/10/1998)


Please confirm total number of shares in issue at the end of the period in order
for us to update our records

53,377,008



1. Name of company

APPLIED OPTICAL TECHNOLOGIES PLC


2. Name of scheme

APPLIED HOLOGRAPHICS PLC 1995 APPROVED EMPLOYEE SHARE OPTION SCHEME


3. Period of return:

From        22/10/02                 To            21/04/03


4. Number and class of shares(s) (amount of stock / debt security) not issued
under scheme

161,500


5. Number of shares issued / allotted under scheme during period:

55,500 (LAPSED)


6. Balance under scheme not yet issued / allotted at end of period

106,000


7. Number and class of share(s) (amount of stock / debt securities) originally
listed and the date of admission;

359,000 (21/10/1998)


Please confirm total number of shares in issue at the end of the period in order
for us to update our records

53,377,008



1. Name of company

APPLIED OPTICAL TECHNOLOGIES PLC


2. Name of scheme

APPLIED HOLOGRAPHICS PLC 1985 APPROVED SHARE OPTION SCHEME


3. Period of return:

From        22/10/02                 To            21/04/03


4. Number and class of shares(s) (amount of stock / debt security) not issued
under scheme

NIL


5. Number of shares issued / allotted under scheme during period:

NIL


6. Balance under scheme not yet issued / allotted at end of period

NIL


7. Number and class of share(s) (amount of stock / debt securities) originally
listed and the date of admission;

165,000 (21/10/1998)


Please confirm total number of shares in issue at the end of the period in order
for us to update our records

53,377,008



Contact for queries

Name          M W ANGUS

Address       40 PHOENIX ROAD, CROWTHER, DISTRICT 3, WASHINGTON, TYNE & WEAR, NE38
              0AD

Telephone     0191 419 3344



                      This information is provided by RNS
            The company news service from the London Stock Exchange

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