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I've been looking into spectrometers for a while. Here's a link to a Google Search.. https://www.youtube.com/results?search_query=spectrometer+diy I found this one to be quite interesting and seems to cost less than $50 USD. Jerry

Nothing Silly about it.... Been there done that. Good learning Laser Project. There are many circuits to do that out there. Google is your friend.... The problems lie in how you set it up. Also keep in mind Snow/Rain/Fog/Air Pollution will effect total detectable range to begin with. Another...

Sure hope Criminal Hunter Biden (the smartest guy that Daddy Criminal Joe Biden knows) finally wins his 10-25 year prize... We all know the entire corrupt Biden Criminal Family deserves it... Jerry

Should get rid of this Thread as well... Religion and Politics will always start an Argument and Conflict.... Jerry

I know it wasn't you Paul. Your saying so was good enough for me. No need to be sorry for something you did not do. I now know who it is....;) [EDIT] BTW Paul good news for you... Trump just got convicted Jerry

Just an update... It is not Paul... I was sure it was not Paul. That's why I asked him for confirmation and he said no it was not him. I had my doubts who it was and just got confirmation who the Sniveling Democrat Coward Child is... I'll be Posting the proof tomorrow in the Veterans Thread...

Funny.... After my post #99 my Company received an anonymous Contact E-Mail. Here's a copy.... ----------------- Name: Laughing Email: email@email.com Subject: tRumptard Message: The maga moron laserbee has taken to the internet again to rant about Biden and try to spread tRump lies...What a...

The Coherent Fieldmax is a great LPM. The Optical Sensor supplied is not. It's only good to 30mW and only in the Visible Spectrum. Here's a spec sheet. https://content.coherent.com/pdf/op-2_lm-2_opticalsensors_datasheet.pdf Problem is the Calibration of a Used Lab LPM. They are VERY expensive...

Hey Paul... did you send me an anonymous message ??? Jerry

When I looked this morning it said "coming soon" Looks interesting. What are the specs ? I don't seem to see a Sensor. Is the Sensor Optical or Thermal ? Jerry

No need to take down any Posts. Apology accepted.... I think... Nonsense ???? I don't see the need to criticise my company or products. You have never made an order for one. I can understand if you don't want to spend $$ on our LPM products... That's fine with me. It is your choice. Still...

1) What makes you think we are not making $30,000 per quarter...? 2) We are a Canadian Registered Business.... Are You ? 3) Your Tax calculations are Flawed.. For example... $ 139.99 USD LaserBee AX $ 39.99 USD Shipping Handling Packaging Insurance $ 178.98 USD Total --------------- $...

Hey Paul.... Since you started this Crap up again.... We all know that Incompetent Corrupt Democrat Senile Old Man Biden and his Crooked DOJ Minions are behind this. The Corrupt Democrat Judges and Democrat Prosecutors are as crooked and corrupt as the Biden Crime Family. (BTW Hunter is next on...

You are Absolutely wrong... ALL CANADIAN REGISTERED BUSINESSES must charge PST and GST. These taxes are passed on to their respective Governments. We Charge 5% GST on products sold in Canada outside of Quebec. We Charge 14.975 % GST and PST in Quebec. Please show us the Communications with us...

Welcome to the Forum IceBucket. There is a ton of information here... You just need to find and read it... The search button is your friend... Jerry

A belated HAPPY NEW YEAR to all the LPF Members. Jerry

If you see your fish bumping into the Glass after cleaning with a High Powered Laser.. you may need to buy Blind Canes for the fish. Jerry

Welcome to the Forum.. There is a lot of free info and build tutorials on the Forum... but you will need to read them. Remember to ALWAYS wear Laser Safety Goggles/Glasses when operating a Laser. Enjoy your stay. Jerry

It's actually MOLECTRON... Seems I lost a 'T' along the way...:oops: Jerry

Sorry for the double post but on a different subject. Something to watch for on AliExpress.... 1) Stay away from sellers from 2022 and 2023 that have <95% feedback and less than 200 followers. These guys will never ship your item and supply FAKE tracking numbers that seem to work... 2 -3...