Prices increase 19 June
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5 - 10 July 2026
Copenhagen, Denmark

Astronomical Telescopes + Instrumentation Registration Information

Find event registration details and plan ahead

Register now for the event and free exhibition


To pay via credit card or PayPal:

Register online


If you:

  • need to pay via bank transfer
  • need an invoice for payment
  • are an Administrator registering one or more people

Complete the Registration Form PDF and return to Customerservice@spie.org

Refund information


There is a $75 USD processing service charge for refunds for conference or course registrations. Requests for refunds or course transfers must be received by 19 June 2026; all registration fees will be forfeited after this date. Membership dues and special events are not refundable.

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Registration fees for the 2026 event


All online charges are made in US dollars. For those paying via bank transfers or administrators registering one or more people use the Registration Form PDF, available when registration opens.

NOTE: Join as an SPIE Member to save more than the cost of an annual Membership with a single event registration. Purchase your Membership during check-out.

Prices increase $170 after Friday 19 June 2026. All online charges are made in US dollars. 

Purchase a Membership and save!
SPIE Member  Non-Member 
Speaker or author, program committee, session chair $915 $1,105
Non-author attendee $915 $1,105
Student $495 $1,105
Booth staff (must be with an exhibiting company) Free Free
Exhibition visitor Free Free

Exhibition visitor registration


Entrance into the exhibition is included with all paid registration types. No additional registration is needed. If you would like to attend only the exhibition, the exhibition visitor registration is free to optics and photonics professionals and is required.

Included with registration in 2026


             Full registration Booth staff Exhibition visitor
All presentations, plenaries, and other special events
50 proceedings downloads*
Access to all technical and invited programming
Welcome Reception**
Exhibition

*Proceedings are fully published on the SPIE Digital Library six weeks after the event; SPIE will email instructions at this time.

**Guest admission tickets for the Welcome Reception can be purchased for $75 separately during the registration process. 

Special event pricing


Pricing for add-on events All attendees
Welcome Reception guest tickets $75

The Welcome Reception is included with all paid registrations. This pricing is for additional guest tickets only, which can be added when registering for the meeting. Space may be limited, so purchase early for your guests.

Course registration information


Courses are priced separately.

  • Course-only registration includes your selected course(s), course notes, coffee breaks, and admittance to the exhibition
  • Course prices increase 15% after the deadline
  • Onsite, please go to the course materials pickup after you pick up your badge
  • Allow yourself enough time to register, pick up your materials, and get to your course

SPIE Membership discounts


SPIE Members receive conference and course registration discounts, which are applied at the time of registration. SPIE Student Members receive even greater discounts on courses, particularly during early registration.

SPIE Student Member registration rates are available only to undergraduate and graduate students who have not yet received their PhD or MD. Post-docs may not join SPIE as a Student Member.

Not an SPIE Member? Purchase Membership with your registration and receive your discounts right away. Or contact membership@spie.org for more information.

Press registration


For credentialed press and media representatives only. Please email contact information, title, and organization to media@spie.org.

US Government credit cards


US Government credit card users: have your purchasing officer contact the credit card company and get prior authorization before attempting to register. Advise your purchasing agent that SPIE is considered an 8398 company for authorization purposes.

Contact SPIE Customer Service


Email: customerservice@spie.org
Phone: +1 360 676 3290 or +1 888 504 8171
Fax: +1 360 647 1445

Hours of operation:
8:00 AM–5:00 PM PT, Monday–Friday

Universal time:
15:00–01:00, November–March
14:00–00:00, April–October