Photometric Calculations for Auto Cad LT

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ca_c10

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Does anyone know where I can get something to do photometrics with using Auto Cad LT?

Thanks,

Greg

[ May 07, 2004, 06:58 PM: Message edited by: ca_c10 ]
 
Re: Photometric Calculations for Auto Cad LT

I am not aware of any lighting calc program that uses autocad. They usually have their own internal proprietary drawing program only used for the calc.
 
Re: Photometric Calculations for Auto Cad LT

There are a number of lighting layout programs, some are free from lighting manufacturers. Most allow you to import a cad drawing into the lighting program.
 
Re: Photometric Calculations for Auto Cad LT

Check a program called Visual. It is distributed by Lithonia Lighting. It is a very powerful program and can import ACAD files and can also export back to ACAD. The commands are very similar to ACAD.
 
Re: Photometric Calculations for Auto Cad LT

The others are correct but if I get your question you want to do calculations within AutoCAD. Cannot be done with AutoCAD LT but can with the full version. Autodesk and third party vendors have software that works within AutoCAD but not AutoCAD LT.
 
Re: Photometric Calculations for Auto Cad LT

As others have mentioned, there are many third party applications which may be used for Photometric Calculations. Some will OLE "easily" into an AutoCAD session, others will not.

Maybe creating an AutoLISP is the best way to go?

For applications which you can bring data in via OLE, build a Database template in AutoCAD, along with create blocks in which you can place at given points across the Photometric layout. Insert data to these blocks' attributes as needed.

Through OLE, along with ODBC (like comma delim' format), you can do external calcs + etc., then bring the data into an AutoCAD drawing.
Also via AutoLISP, DIESEL and VBA, you can create extremely helpful automated tasks and routines within the AutoCAD environment.

I have used limited custom LISP and VBA routines within an AutoCAD "Light" (LT) environment.
This was AutoCAD LT 2002 version, which was used in the Office at an EC I used to work with.
I have the full version(s) of AutoCAD at home. R14 and 2000 - each on different machines.

Used full versions since the "DOS" era, and also with "Old Windows" (Windows 3.0, 3.1 and 3.11).
Tried using the LT version of R13 - and hated it!!!

I have done a few Photometric Layouts, which show Fc levels at given points across a Parking area. These were for ATM area lighting layouts to conform with California's Financial Code 13000.

What are you doing Photometric calcs for?

Scott

P.S. edited to correct some bad spelling (Pore Spel-eeng)!

[ May 11, 2004, 10:01 PM: Message edited by: scott thompson ]
 
Re: Photometric Calculations for Auto Cad LT

I agree with laengineer as far as Visual is concerned. It's a cheap program that is fairly powerful and easily imports and exports to ACAD. I've used Lumen and AGI before as well. They are more powerful but much more expensive.

Lithonia offers a free program for lighting calcs, but it is weak and only left me frustrated :mad: . Try it at your own risk. You get what you pay for.
 
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