FAQ & Visitor hotline

Answers to frequently asked questions (FAQ) and the World of QUANTUM visitor hotline

General questions

What events belong to the LASER World of PHOTONICS exhibition network?

LASER World of PHOTONICS trade fairs and their congresses are the most important marketplaces and think tanks for the global laser and photonics industry and those who use its products and solutions. They unite research and application and promote the use and further development of the Photonics industry. LASER World of PHOTONICS has been organized by Messe München every two years since 1973. The World of Photonics Congress is held at the same time as the fair. It is the leading European scientific conference in the sector for photonics and laser research and one of the Top 3 in the world. The spin-off exhibition LASER World of PHOTONICS CHINA is the leading regional trade fair for the Photonics industry in China. It takes place every year in March. Since 2012, LASER World of PHOTONICS INDIA takes place annually. It is the regional platform for the laser and photonics community in India.

New since 2022 is the World of QUANTUM, which, as a trade fair platform for the quantum community, will in future be held parallel toLASER World of PHOTONICS and address all components and systems of quantum technologies as well as the fields of application.

Where can I find a list of exhibitors?

Please find the exhibitor list here.

What are the opening hours for World of QUANTUM?

Opening hours are posted here.

Is there a free WiFi network that I can use at the trade-fair center?

Free WiFi service is available to visitors throughout the trade-fair center and in the halls. Once you have entered the access code, you may use the service for one day. Here you will find additional information about using the visitor WiFi.

Due to the above limitations, we highly recommend that exhibitors order a LAN connection for their stands.

Is smoking permitted at the trade-fair center?

Smoking is generally prohibited in the exhibition halls. Please smoke only in designated smoking areas.

Am I allowed to bring my dog onto the exhibition grounds of Messe München?

No, according to Messe München´s house and user rules it is not allowed to bring animals onto the exhibition grounds with the exception of guide dogs and other assistance dogs.

Where can I check my coat or luggage?

You may check your coat or luggage in all entrances to the Messe München trade-fair center.

Is photography permitted at the trade-fair center?

Photography at the trade-fair center is only permitted if authorized in advance by Messe München.

Is there barrier-free access at the Messe München exhibition center?

Messe München was designed and built barrier-free. Contact us by telephone or e-mail ahead of time to get information about special admission fees and parking alternatives as these can vary, depending on the event.

How do I get to the trade-fair center?

Information about getting to the fair is available under Travel information.

In which exhibition sectors at World of QUANTUM may I exhibit?

To participate in World of QUANTUM as a main or co-exhibitor, you must be eligible to be admitted to one of the fair’s exhibition sectors.

Overview of all exhibiton sectors at World of QUANTUM.

Who can I contact if I am unable to find answers to my questions here?

World of QUANTUM staff will be happy to answer any questions you may have. These are your contacts for exhibitors.

What does the protection and hygiene concept of World of QUANTUM look like?

Messe München is in constant dialogue with the municipal institutions in order to implement the safety regulations as quickly as possible. Here you will find the current regulations for exhibitors and visitors.

Online-Tickets & Ticket-Shop

Here you can find answers to frequently asked questions regarding ticket prices and ticket purchase.

Registration / placing orders

What are the benefits of buying my ticket or redeeming my voucher online?

  • You can go directly into the fair without waiting.
  • You receive a discount when you purchase a ticket online.
  • You can view your orders at any time and, if necessary, print your online ticket again (e.g. if the first printout is illegible).
  • You can print out an invoice / receipt.
  • If you make a mistake entering your personal data, you can change it.

Why do I have to register and enter my e-mail address to buy a ticket or redeem a voucher online?

  • Print@home Tickets are personalized and registration is necessary to ensure comprehensive service and security standards when ordering and using online tickets.
  • We do our best to organize the fair and continue developing it to meet your needs and interests. Answering the registration questions helps us to keep the fair even more oriented to your needs.
  • We need your e-mail address to send you your Print@home Ticket by e-mail.
  • Your ticket will only be sent to the e-mail address that you provide during registration.

What do I need to purchase my ticket or redeem a voucher online, and what documents must I present to gain admission to the fair?

  • An up-to-date Internet browser.
  • A valid e-mail address so that we can send you the ticket.
  • An Adobe PDF Reader to display the online ticket.
  • A valid credit card (VISA, MasterCard, American Express) or an online voucher number to redeem your voucher. A PayPal account if you pay your ticket online.
  • Your online ticket is only valid together with an official photo ID.
  • If asked, you must present your official photo ID to admission personnel.

When I register, can I redeem multiple vouchers for myself?

Yes, but the number of vouchers that each person can redeem is limited to the number of days of the fair.

If you have received a voucher, the ticket is free of charge to you because the exhibitor who invited you to the fair is paying for it. Because the exhibitor is only charged for the ticket when you pass through the turnstiles to attend the fair, there is no need to cancel or inform our ticket service if you do not use the ticket.

Why does my name appear on all the tickets that I ordered?

Each person needs to register separately to order a ticket.

If multiple vouchers for 1-day tickets are used to order tickets to attend the fair on more than one day, the name of the person placing the order will appear on all the tickets.

If various people want to use vouchers for 1-day tickets, each person must register separately.

Important: Because Print@home Tickets are only valid for a specific individual and are not transferrable, you may be required to present an official photo ID at the fair.

If you accidently use the same name for multiple tickets, please contact us by e-mail:

How will I receive my online Print@home Ticket?

Once you have finished ordering your ticket online, you can download and save it in PDF format. In addition, a Print@home Ticket will be sent to the e-mail address that you provided. Please keep an eye out for an e-mail sent by:

In exceptional cases, e.g. if the server is busy, it may take up to 24 hours to send your ticket.

You can print out your PDF Print@home Ticket with the Adobe Reader or click on the link in the e-mail to print out your ticket.

What should I do if I don't receive an e-mail with my Print@home Ticket?

Once you have placed your order, you can download and save it in PDF format. In addition, your Print@home Ticket will be sent to you by e-mail. You should receive that e-mail right away, but in some cases it may take up to 24 hours after you place your order.

In rare cases, e-mails may end up in your e-mail account's spam filter. Please check your spam folder or contact your administrator.

It is also possible that you made a mistake when you entered the e-mail address in your customer profile. Please contact our visitor hotline at the following telephone number +49 89 949-11468 or by e-mail at

Do I have to print out my Print@home Ticket?

No, this is no longer necessary.

Can I use my Smartphone or tablet to display my ticket and gain access to the fair?

Yes, you simply have to scan the ticket on your smartphone at the turnstiles to enter.

On which days of the fair can I use my ticket / multiple-day ticket to attend the fair?

If you have a valid ticket, you may attend the fair on the day or days of your choice. Multiple-day tickets do not have to be used on consecutive days.

If (in exceptional cases) your ticket is only valid on a specific day(s), the day(s) on which the ticket is valid will be printed explicitly on the ticket.

What does the message “Maintenance work on server” mean?

If you receive a message with this system-generated text, your order was not processed. However an earlier or a later order may still have been successful. The process may have been interrupted for one of the following reasons:

  • Timeout: After a standby period of 30 minutes, the ticket system interrupts the ordering process for security reasons.
  • At the end of the ordering process, you did not click on “Order now,” which completes the order.
  • You used the Back / Forward button in the browser during the ordering process, which resulted in complications. To move to the previous or the next page, please only use the Back or Forward button on the order form.


How can I pay for my online ticket?

We accept following credit cards:

  • MasterCard
  • VISA
  • American Express

as well as online payment via PayPal.

Is my ticket order binding?

Yes, the ticket order is binding.

If the customer is a consumer as defined by Section 13 of the German Civil Code (BGB), the customer may cancel the transaction in text form (e.g. letter, fax, e-mail) without providing a reason within 2 weeks.

Cancellation within the cancellation deadline is only possible until the point in time that the ticket loses its validity.

Is my ticket transferable?

No, tickets with personal particulars (e.g. your name) are not generally transferable.

Multiple-day tickets may also only be used by one person.

Important: Because online tickets are only valid for a specific individual and are not transferable, you may be required to present an official photo ID at the fair.

Every validated barcode is recognized as such by the electronic access control system, and ticket-holders who try to use a copied online ticket will be denied access.

If you lose your ticket and are afraid that whoever finds it might use it to attend the fair, please contact us by e-mail at so that we can block your lost ticket.

How can I receive an invoice / receipt?

After you place your order, your Print@home Ticket will be sent to the e-mail address that you provided and in a separate e-mail you will receive your ticket invoice.

World of QUANTUM visitor hotline

We would be pleased to answer any questions that you have about attending World of QUANTUM. We look forward to hearing from you.

Messe München GmbH
  • World of QUANTUM Visitor hotline

Subsidiaries and foreign representatives

Messe München is represented in more than 90 countries around the world and has subsidiaries and foreign representatives to support its exhibitors and visitors.