These instructions describe the process of downloading and installing IDL 7.1. Click on one of the links below to jump to the section of interest:
Before you begin:
To download and install IDL:
idl711win32_setup.exe for 32-bit Windows or idl711win64_setup.exe for 64-bit Windows) and click Save. idl711win32_setup.exe or idl711win64_setup.exe file and double click on it to begin installing IDL. C:\Program Files\ITTBefore you begin:
To download and install IDL:
You do not need to break the law or risk your computer's safety to run high-quality optical simulations. The open-source and academic communities offer powerful, production-ready alternatives. 1. Meep (MIT)
The FDTD method is a numerical technique used to solve Maxwell's equations, which describe the behavior of electromagnetic waves in various media. The method discretizes both space and time, dividing the simulation domain into a grid of cells and updating the electric and magnetic fields at each cell over time. The FDTD method is widely used in photonics, electromagnetics, and optics to simulate and analyze various phenomena, such as light propagation, scattering, and diffraction.
It violates the developer's copyright.
Check with your university’s engineering or physics department. Most research institutions have floating licenses available to students via a VPN connection. Open-Source FDTD Alternatives lumerical fdtd solutions crack fixed
By following these recommendations, users can ensure a productive and successful experience with Lumerical FDTD Solutions, while also contributing to the development of innovative photonic devices and systems.
If you have installed HFSS, Maxwell, or other Ansys electromagnetic simulation tools alongside Lumerical, their license managers may conflict.
: If FDTD closes automatically when checking memory or running large simulations, it may be due to improper licensing configuration or hardware resource limits. Resetting Preferences : To fix persistent launch errors, you can remove the preference files (including License.ini ) and reconfigure the Ansys Optics Launcher You do not need to break the law
If you are facing actual engine crashes, execution errors, or license failures on a legitimate installation, use these official troubleshooting procedures instead of trying to patch the system illegally. Check the Engine Error Logs
: This is frequently a network or firewall issue. It indicates that the software cannot reach the license server on TCP ports 1055 or 1056
Filter the log for , Error , and Warning flags to pinpoint the exact crash module. Verify the Execution Path Meep (MIT) The FDTD method is a numerical
Lumerical FDTD Solutions is a finite-difference time-domain (FDTD) software tool used for simulating and analyzing electromagnetic and optical systems. It is designed to solve Maxwell's equations using the FDTD method, which is a popular numerical technique for solving partial differential equations. The software is widely used in various fields, including photonics, optics, and electromagnetics.
Lumerical FDTD Solutions is a software tool that uses the finite-difference time-domain (FDTD) method to simulate the behavior of light in various photonic devices and systems. The software provides a comprehensive set of tools for designing, simulating, and analyzing optical devices, including:
Before you begin:
/Applications/), be sure you have administrator privileges before running the installer. To download and install IDL:
idl711mac.zip file to unpack it. Unpacking the file will create a folder named idl711mac. idl711mac folder and double-click on the Install icon to begin the installation. /Applications/, under which the installer creates the itt/idl71 directory. To modify this location, click on Choose. The path you specify must not contain any spaces in the folder names. Click Next to begin the installation.On Windows platforms, the IDL installation program prompts you to run the License Wizard after IDL has been installed. If the License Wizard is already started, skip to the next section.
To start the Licensing Wizard after the installation program has finished, do the following:
Select Programs → IDL 7.1 → License Wizard from the Start menu.
| Note You must be logged in as root or an administrator, or have write permissions on the licensing directory, to license IDL. |
For C shell:
source ITT_DIR/idl71/bin/idl_setup
For Korn shell:
. ITT_DIR/idl71/bin/idl_setup.ksh
For Bash shell:
. ITT_DIR/idl71/bin/idl_setup.bash
where ITT_DIR is the main installation directory for IDL.
ittlicense at the UNIX prompt.Double-click on LicenseWizard in the main installation directory for IDL.
The License Wizard allows you to retrieve your license directly from the ITT Visual Information Solutions licensing web site. To retrieve your license:
| Note On some platforms, the license information is not automatically transferred to the License Wizard. If the information is not transferred, copy it from the web browser window and paste it into the License Wizard. |
If you have problems with your installation, contact ITT Visual Information Solutions Technical Support for assistance:
Phone: 303-413-3920
Fax: 303-786-9909
Web page: http://www.ittvis.com
You can also visit the Tech Tips section on our Web page for Frequently Asked Questions.
International customers should contact their local ITT Visual Information Solutions office or distributor for technical support.
IDL 7.1 (August 14, 2009)