Estimated by Tue, 17 Jun - Mon, 23 JunEstimated delivery Tue, 17 Jun - Mon, 23 Jun
Returns:
30 days return. Buyer pays for return postage. If you use an eBay delivery label, it will be deducted from your refund amount.
Condition:
NewNew
Because the NUBM44 laser diode is a multi-mode diode you will always get a rectangle as opposed to a dot. This is a characteristic of all multi-mode laser diodes. The closer you can get the lens to the work the smaller that rectangle will become and the finer the detail you can achieve. You want to focus it so you have the cleanest and thinnest line possible. Don't try to make it symmetrical or you will produce a larger and less powerful beam. Be aware that the closer you get it to the work the more likely you are to get smoke and/or soot on the lens. A secondary air assist fan will greatly help reduce that risk. If you do get smoke on the lens the beam will start to look blurry. It can be cleaned with a very soft lens cloth and some 91% rubbing alcohol. This is a very powerful device and.