| 4th Mar 2008 7:59 am | 
                                            RNS | 
                                            Interim Results | 
                                        
                                                                            
                                            | 4th Mar 2008 7:51 am | 
                                            RNS | 
                                            Major contract gain | 
                                        
                                                                            
                                            | 13th Feb 2008 8:27 am | 
                                            RNS | 
                                            Holding in Company | 
                                        
                                                                            
                                            | 28th Dec 2007 9:11 am | 
                                            RNS | 
                                            Annual Report | 
                                        
                                                                            
                                            | 11th Dec 2007 10:54 am | 
                                            RNS | 
                                            Change of Adviser | 
                                        
                                                                            
                                            | 29th Nov 2007 10:03 am | 
                                            RNS | 
                                            AGM Results | 
                                        
                                                                            
                                            | 8th Nov 2007 12:38 pm | 
                                            RNS | 
                                            Director/PDMR Shareholding | 
                                        
                                                                            
                                            | 8th Nov 2007 12:34 pm | 
                                            RNS | 
                                            Glaucoma Device at AAO | 
                                        
                                                                            
                                            | 31st Oct 2007 9:26 am | 
                                            RNS | 
                                            Completion of Placing-Replace | 
                                        
                                                                            
                                            | 31st Oct 2007 7:01 am | 
                                            RNS | 
                                            Completion of Placing | 
                                        
                                                                            
                                            | 26th Oct 2007 9:35 am | 
                                            RNS | 
                                            Shareholder Approval | 
                                        
                                                                            
                                            | 17th Oct 2007 2:21 pm | 
                                            RNS | 
                                            Director/PDMR Shareholding | 
                                        
                                                                            
                                            | 15th Oct 2007 9:23 am | 
                                            RNS | 
                                            CFO Appointment | 
                                        
                                                                            
                                            | 25th Sep 2007 10:23 am | 
                                            RNS | 
                                            Further Placing | 
                                        
                                                                            
                                            | 24th Sep 2007 1:12 pm | 
                                            RNS | 
                                            Final Results | 
                                        
                                                                            
                                            | 24th Sep 2007 1:00 pm | 
                                            RNS | 
                                            Fundraising | 
                                        
                                                                            
                                            | 15th Aug 2007 12:43 pm | 
                                            RNS | 
                                            AIM Rule 26 Compliance | 
                                        
                                                                            
                                            | 15th Aug 2007 9:27 am | 
                                            RNS | 
                                            FDA Approval for Truefield | 
                                        
                                                                            
                                            | 2nd Jul 2007 7:01 am | 
                                            RNS | 
                                            New Product Releases | 
                                        
                                                                            
                                            | 29th Jun 2007 10:11 am | 
                                            RNS | 
                                            Master License Agreement | 
                                        
                                                                            
                                            | 22nd May 2007 11:15 am | 
                                            RNS | 
                                            Licensing agreement signed | 
                                        
                                                                            
                                            | 8th May 2007 7:02 am | 
                                            RNS | 
                                            Glaucoma Device Demonstrated | 
                                        
                                                                            
                                            | 28th Mar 2007 2:40 pm | 
                                            RNS | 
                                            Interim Results | 
                                        
                                                                            
                                            | 14th Mar 2007 10:45 am | 
                                            RNS | 
                                            Award win for glaucoma device | 
                                        
                                                                            
                                            | 12th Mar 2007 7:02 am | 
                                            RNS | 
                                            Addition to product released | 
                                        
                                                                            
                                            | 19th Dec 2006 10:06 am | 
                                            RNS | 
                                            Total Voting Rights | 
                                        
                                                                            
                                            | 30th Nov 2006 8:27 am | 
                                            RNS | 
                                            AGM Statement | 
                                        
                                                                            
                                            | 9th Nov 2006 7:01 am | 
                                            RNS | 
                                            Glaucoma Study Re-commences | 
                                        
                                                                            
                                            | 2nd Nov 2006 7:01 am | 
                                            RNS | 
                                            New Product | 
                                        
                                                                            
                                            | 19th Oct 2006 5:38 pm | 
                                            RNS | 
                                            Final Results - Replacement | 
                                        
                                                                            
                                            | 19th Oct 2006 11:29 am | 
                                            RNS | 
                                            Final Results | 
                                        
                                                                            
                                            | 18th Oct 2006 11:04 am | 
                                            RNS | 
                                            Directorate Change | 
                                        
                                                                            
                                            | 17th Oct 2006 3:20 pm | 
                                            RNS | 
                                            New Version of faceLAB | 
                                        
                                                                            
                                            | 21st Sep 2006 4:41 pm | 
                                            RNS | 
                                            Issue of Equity | 
                                        
                                                                            
                                            | 18th Sep 2006 11:24 am | 
                                            RNS | 
                                            Automotive progress | 
                                        
                                                                            
                                            | 18th Sep 2006 9:45 am | 
                                            RNS | 
                                            Glaucoma Grant Signed | 
                                        
                                                                            
                                            | 30th Aug 2006 11:46 am | 
                                            RNS | 
                                            Clinical Study Results | 
                                        
                                                                            
                                            | 14th Aug 2006 10:57 am | 
                                            RNS | 
                                            Grant Approval | 
                                        
                                                                            
                                            | 6th Jul 2006 9:12 am | 
                                            RNS | 
                                            Director/PDMR Shareholding | 
                                        
                                                                            
                                            | 29th Jun 2006 9:37 am | 
                                            RNS | 
                                            Employee Share Option Scheme |