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Dart Board Laser Line

Dart Board Laser Line
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  • 031911-052-50.jpg
  • 031911-050-50.jpg
This Instructable is going to show you how to add a laser line to your dart board so you don't have to put a strip of ugly tape on your newly carpeted game room floor.

I had already built a dart board cabinet for my basement and wanted to find a way to add a throwing line to the floor without permanently attaching it to the carpet or floor.

I decided a laser line would be the perfect way to do this since I already had power to my dart board cabinet for the dart board itself and the lights in the top of the cabinet.

 
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Step 1Tools And Materials You May Need

Tools And Materials You May Need
I used a 10 mW red laser module with a line lens. I ordered it online for about $12.00 plus shipping.

This laser module came with a regular "dot" lens. I added a line lens for $3.00. The line lens had roughly a 40 degree display angle.

I found a cheap Game Boy 3 volt transformer to power the laser at Radio Shack.

The only other materials I used were a binder clip and a #8 wood screw.  The binder clip is used to hold the laser module and the wood screw attaches it to the dart board cabinet.


The tools I used on the project were as follows:
- screwdriver
- cordless drill
- scroll saw for making a slot in a piece of wood.


NOTE: If you plan on using any tool for a project please make sure you are familiar with the tool and all of the dangers associated with it. If you are not familiar with a tool then you should ask someone who is to show you the proper way to use it. A lot of communities have classes at local colleges on the proper use of tools and machinery. There are also local woodworking clubs that offer classes at very reasonable rates for beginners. I highly recommend using these resources for your safety and for the most efficient use of the tool.
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19 comments
Mar 21, 2011. 2:26 PMdarknessfalls says:
i decided to figure out what was being done without reading it... and all i can say now is... OMG I WANT ONE!! Now i need to get on this...
Jul 21, 2011. 1:09 PMTheGeekFather says:
The picture annotations pretty much cover whats going on so but the write up is a bit better. I think I'd add a separate switch to turn the laser on and off. For when just the kids are playing. They don't care about lines anyways. Other than that its a great instructable. I like the way the electronics were hidden and how the cover plate was attached.
Jun 1, 2011. 9:24 AMtinker234 says:
wow this is cool could i hook it up to sercurty system like in the movies
Mar 29, 2011. 1:12 PMjrudisill9182 says:
Quick question, Now wouldn't you have the laser hit you in the eyes when going to pull your darts? Could a motion sensor turn it off while approaching the board?
Mar 30, 2011. 5:54 PMjrudisill9182 says:
Ahh, it all makes sense to me now. Was just wondering, very cool
Mar 30, 2011. 3:57 PMbirdo says:
Cool! this is so easy to do, i dont hav a dart board but i like this idea
Mar 24, 2011. 5:52 AMnodyeliab says:
Nicely done! I think all the dart players out there will really like this instructable, an adjustable line with no more sticky tape residue on the floor!
Mar 23, 2011. 9:51 AMrazenhazen says:
Great idea I think I will do this too. I have a small laser line level from Harbor freight for my circular saw that might work for this by turning the lens or instead it came with double sided tape I might attach to my base board trim and shoot the laser across the floor so as to not have any distractive laser at the dartboard while throwing. Of course it runs on 1 AAA battery so the fun will be rigging up a power supply for it. $4.99 plus those great 20% off coupons. Thanks for the idea.
Mar 22, 2011. 1:45 PMibtassam says:
What kind of laser is this that is not single point but in shape of line?
And you seem to be a fan of darts and yet don't have the original needle type of darts...This seems like magnetic. Isn't the needle one much more fun and traditional way of darts.
Mar 21, 2011. 3:48 PMdombeef says:
You should show the picture with the line as the first picture
Mar 21, 2011. 11:50 AMkelseymh says:
Great project! Did you do an I'ble for the dartboard cabinet itself? It's really great looking.
Mar 21, 2011. 1:31 PMcaptain.hammer says:
Where did you get your laser module and lens?
Mar 21, 2011. 11:54 AMkillerjackalope says:
Awesome - I'm building a project atm that should've been published already but injuries, anyway cheap laser levels for DIY have a laser and line splitter and cost less than almost any laser module I've seen, bit late now but anyone wanting to replicate this could save a few quid...

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Author:stevemoseley