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445nm Laser Project.

Posted 10/06/2012 at 09:40 PM by Giovanni

[URL="http://www.youtube.com/embed/iR-Duj5qrpo?rel=0?hd=1"]Video #2[/URL]

In this video the nudibranch meets his demise.
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Old

445nm Laser Project.

Posted 10/06/2012 at 09:37 PM by Giovanni

[URL="http://www.youtube.com/embed/lHXW2LDU_ow?rel=0?hd=1"]Video #1[/URL]

This aiptasia was as big as I have ever seen about 1 to 1.5 inches across the disk. It took about 2.5 minutes of laser time to get him.
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445nm Laser Project.

Posted 10/06/2012 at 09:35 PM by Giovanni

[QUOTE=Giovanni;20758338]USE:

The laser operates much the same way as a flashlight. The on off switch is on the back. Like many modern flashlights you can focus the light in a broad or tight beam. The light the laser diode emits is of one frequency 445nm but is not focused. The lens on the business end sets the focal distance. If the laser is not focused it will not burn your target. I practiced on a piece of cardboard. This focus depth is only good for burning an few inches. This...
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445nm Laser Project.

Posted 10/06/2012 at 09:34 PM by Giovanni

[QUOTE=Giovanni;20758332]ANATOMY:

The laser has several parts. The safety goggles, laser lens, heat sink, laser Diode (LED), driver circuit, host, and batteries. The diode and driver circuit is housed in the heat sink. The heat sink and batteries house are housed in the host. In this case the host is a converted LED flashlight. I mentioned the goggles because safety first. The batteries power the laser driver circuit. The driver circuit provides a steady current and voltage to the...
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Old

445nm Laser Project.

Posted 10/06/2012 at 09:32 PM by Giovanni

[QUOTE=Giovanni;20758329]A friend and I have always battled with aiptasia. We have tried many kinds of control, aiptasia x, etc. They always come back and sometimes with a vengeance. Recently we discovered that some people were using 445nm lasers in the 1.8watt power to kill the aiptasia. After reading many threads on the pros and cons, I decided to give it a try. Only problem moving forward was finding a quality laser kit for a good price as most cost $250 and up. Recently I found a laser kit that...
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