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I posted here because its so hard to find forums, if anyone knows a good computer forum room please let me know. OK so my bro keeps all his data, pictures and important info on 1 HHD in his laptop, he dropped his laptop and now the HHD doesn't work, i tried plugging the HHD into another PC but...

The 40A laser diode bar I ordered arrived today, but i was looking at it and it looked like the silicon is chipped, i also tested it with a multimeter and current can flow both ways i thought a laser diode is a laser diode? I don't have anything to power it up but i wanted to know if it is dead...

I want to make a 100w handheld laser, I found this diode and the LPHD8834106 battery I found here has a continuous discharge of 156A and a Max discharge of 312A, I would use 4 of them for a total of 10.4Ah which would give me about 4.368 Minutes of Continuous power, Although I would probably...

I have a question about laser diodes, i found this laser diode Link:" Lasertel > Products > S14 - QCW Laser Diode ", it is Pulsed and the Total Array Output Peak Power is 7500W at 330A, does this mean the laser output it 7500w and if so how long would it last for, long enough to do some damage...

I just build a 3W laser with the NDB7875 and Survival Laser Stainless Steel Host Assembly, Extended and Tapered Heat Sink, but it only has a duty cycle of 35s on and 180s off which I don't like, I worked out it is giving off 8.75W of heat, if I run it at 1A 4.4V it will have a laser output of...

I recently bought 50 of these 12v 15W led strip lights with heat sinks and 2 400w Power supply's. Can I connect 25 of the strip lights for a total of 375W to one of the terminals on the power supply? 50 12v 15W led strip lights & 2 400W PSU ///// 25 Strip...

The host just arrived today, so i built up my laser and here it is. Parts: 445nm 9mm Diode In V4 Copper Module W/2.4A X-Drive With G-2 Lens Survival Laser Stainless Steel Host Assembly, Extended and Tapered Heat Sink Blank Battery Contact Board Conical Focus Adapter - Clear Anodized Universal...

My NDB7875 module seems to have built up quite a bit of a oxide layer, I'm expecting the host to arrive in about 3 days and I wanted to know how can I remove the oxide layer? The only 2 things I can think of is carefully sand it or use hydrochloric acid, Could these methods be dangerous to the...

I wanted to see if I could fell the warmness of the laser, so I turned the laser on and moved my finger across the beam, it was not even 1 second just a swipe across the beam and bam I felt my finger had been burnt so I quickly turned the laser off, it hurt a lot and felt like it was burnt but...

I have been here 9 Months and I haven't introduced myself so here I go. Warning I hate language so my punctuation may not be that good. I am 15 years old and I was born in London at home on the 2 of august 1998, when I was 5 my family moved to a town in ES5EX called Clacton-on-sea where I still...

Where dafuq to buy batteries!! "Exclamation" "Exclamation" "Exclamation" Can someone please make a sticky of websites that sell li-ion batteries where the mah they say on there packaging is the real mah, I used LPF Search and I cant find anywhere, I'm also starting to doubt that Li-ion...

Hi guys I a HeNe laser, I'm not sure if its a good deal but I'm pretty happy with the price. It will arrive in about 4-5 days so I will post some pics when it arrives. Edit: The laser just arrived! I did originally buy it to sell and make some cash but I just cant do it (I think I'm in love...

I know this is not laser related but, can I use a 500w computer psu for 450w leds, can i draw 450w from the 12v on the computer psu? +1 rep for answer

Hi guys just thought I would show you my mining rigs! One grate thing about these machines is that they have a side effect of heating your house for free xD. All the parts for the 3 machines totals to about £3900 or about $6600. All of the parts (well nearly everything)! Rig 1, £950/$1600: 1x...

I'm not that familiar with where to buy parts for torches, so basically I want a LED with the most amount of lumen's that is 3cm in diameter or less, I can use either 1x 18650 or 2x 16340 and can you please show me a driver preferably 17mm or less(if there is non that size 3cm or under will do)...

Aluminium Heatsink for 12mm Laser Module: $4.98 free postage. Host: Generic 3W LED Flashlight You can get the host just about anywhere, but there are 2 different hosts, if you look at the pictures they have slight difference in the design.(the reason the hosts are silver is because I sanded...

Just a quick question if i stick my 3w blue laser outside in my back garden and turn it on and make sure there is nothing reflective in the way of the beam will it damage peoples eyes who are inside the house looking at the beam from behind the laser if they don't where laser goggles or do i...

Can i add a fuse between the driver and diode to protect the diode from over current?

I'm not sure if anyone has noticed but when you click any of the links at the top of the page it takes you to toplaserpointers.com and just loads a Gray page.

I just bought a 3-3.5W 445nm laser diode from DTR's Shop and i want to buy some goggle that will protect my seeing balls, Will these Eagle Pair goggle protect my eyes from a 3.5w 445nm laser beam has anyone tested it with a LPM, if they wont protect my eyes from a 3.5w 445nm beam can someone...