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Optica will be performing scheduled maintenance on Thursday (26 March) starting from 18:00 to 18:30 US EDT. Open access articles will be available. IP-based access may not be available. Personal subscriptions (requiring login) will not be available. We apologize for any inconvenience this may cause. Thank you for your patience as we improve our services.
If you need assistance, Optica's Customer Service can be reached at +1 202.416.1907 (Worldwide) +1 800.766.4672 (US/Canada) or by emailing us at custserv@optica.org. Customer Service is available from 08:30 to 18:00 US EDT, Monday through Friday.