| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| warren | "I tried cutting the new version and it worked pretty well: I worked to insert the LED (which could be a laser diode) dial, and Trinket (arduino ..." | Read more » | about 8 years ago | |||
| dhaffnersr | "That's ok, I'm going to try it out anyway. I think this will work for what I am thinking, I am going to mount it in a plastic utility enclosure and..." | Read more » | over 8 years ago | |||
| warren | "I think it will be! But its designed to fit on the 3.0 spectrometry kit, and I think you have the 2.5, no? " | Read more » | over 8 years ago | |||
| dhaffnersr | "Hey Warren, I downloaded the pdf cuvette frame design and I was wondering if I print it out will it be to scale so I can use it as a template? " | Read more » | over 8 years ago | |||
| dhaffnersr | "Hey Warren, thanks for your comment on my lab set up. Yeah I'm trying to do oil contamination testing here were I live (city point hopewell va) the..." | Read more » | over 8 years ago | |||
| tonyc | "Very cool. If you're going to try to make a cuvette frame, another line of thought is the minimal version, which tucks into the DSK housing itself..." | Read more » | over 8 years ago | |||
| warren | "Just a note that I found this interesting article (not peer-reviewed; Photonics is an industry trade journal, I think) which discusses LED input li..." | Read more » | over 8 years ago | |||
| warren | "Just looping in @ethanbass, @ygstcu, @matej, & @tonyc who were part of this discussion/design process, @stevie and @gretchen, and @stoft becaus..." | Read more » | over 8 years ago | |||
| warren | "I have a bright LED on order (arriving tomorrow) and the bolt spacers, mentioned in this note: https://publiclab.org/notes/warren/11-30-2015/bolt-a..." | Read more » | over 8 years ago | |||
| warren | "These look good too, and come with a spectrum datasheet: http://www.ledgroupbuy.com/solderless-true-violet-led-405nm/ " | Read more » | over 8 years ago | |||
| warren | "Powered on one of these, with a dial: http://www.watterott.com/de/Wattuino-Nanite85?x56e76=f63b1cee028854c06b93338f2945a806 " | Read more » | over 8 years ago | |||
| warren | "Here's the big list of UV LEDs below 405 nm " | Read more » | over 8 years ago | |||
| warren | "Crap, those are only in quantities of 400+ or 1000+. I'll keep looking. " | Read more » | over 8 years ago | |||
| warren | "@tonyc @ygstcu - looking at higher powered LEDs, I've found: ~$4.40: http://www.digikey.com/product-detail/en/VLMU3500-385-060/VLMU3500-385-060TR-..." | Read more » | over 8 years ago | |||
| warren | "@ygzstc - pointing you at this note since you've ordered some very bright UV LEDs. Oops, missed your comment mathew - we'll have to try that, thou..." | Read more » | almost 9 years ago | |||
| mathew | "What happens if you unscrew the lens on the laser and put it in front of the LED? can you concentrate the light to make a brighter point? " | Read more » | over 9 years ago | |||
| warren | "Check out this post: http://publiclab.org/notes/warren/07-05-2014/oil-testing-spectrometry-workshop-at-fab-10 " | Read more » | almost 10 years ago | |||
| warren | "Hey dusjagr - did you see these posts on a new design for a liquid spectrometer? http://publiclab.org/notes/warren/08-08-2013/design-for-coffee-sp..." | Read more » | over 10 years ago | |||
| warren | "I've been thinking a lot about this -- really want to design a version with an LED for a fixed, stable light source as well. I'd love to have a ver..." | Read more » | almost 11 years ago | |||
| warren | "Apologies for the character rendering; it's a known bug we're trying to resolve: https://github.com/jywarren/plots2/issues/102 " | Read more » | almost 11 years ago | |||
| dusjagr | "Und die Gr??ne Fee ist auch mir ??ber ohen Fragenzeichen " | Read more » | almost 11 years ago | |||
| dusjagr | "and the fonts for "les Fran??ais" dont really work.... V??ritable F??e Verte " | Read more » | almost 11 years ago | |||
| warren | "Amazing! Fantastic! Good questions too -- iFrames are supposed to work, but I will do a bit of debugging and see what's broken. .svg sharing... n..." | Read more » | almost 11 years ago |