Comments

Author Comment Last activity Moderation
Pushpaw "I suspect you have a problem with the vertical alignment of your camera. With the camera that originally shipped with the kit there wasn't room to ..." | Read more » about 2 years ago
Pushpaw "Both of the examples you link to are over exposed. The over exposure is clipping off the sharp peaks in the spectrum. You can tell if your spectra ..." | Read more » over 2 years ago
Pushpaw "Just tried it and it is important to note that what you will see is 3 dots once the laser beam has passed through the diffraction grating. One is w..." | Read more » over 2 years ago
Pushpaw "As far as I can see that camera placement looks as it should. Going off on something of a tangent, do you happen to have a laser pointer. If you po..." | Read more » over 2 years ago
Pushpaw "Your Guvcview control panel looks much like mine running on a real Ubuntu PC (If I understand you correctly you are running it in a virtual machine..." | Read more » over 2 years ago
Pushpaw "Bit late to comment I know, but what are you saying won't match? You seem to be saying the OP is comparing a white LED spectrum captured with the P..." | Read more » over 2 years ago
Pushpaw "My experience is that blocking all the light from a LED indicator is a lot harder than you might think. Other than disconnecting the LED's almost n..." | Read more » over 2 years ago
Pushpaw "Umm... It's quite a while since I fired up my Raspberry Pi but as far as I recall it has a couple of activity LEDs plus two status LEDs on the netw..." | Read more » over 2 years ago
Pushpaw "Unbelievable!, Linux has several free webcam utils and most web cams come with utils for Windows. I was struggling to come to terms with the idea t..." | Read more » over 2 years ago
Pushpaw "I'm really puzzled as to where you are getting CDs and DVDs you can split. As far as I know all commercial pressed CDs are single layer and so are ..." | Read more » over 2 years ago
Pushpaw "In fact, if you have your photo film slit mounted on the slide in piece of card. Just slide the slit out of the way altogether. This was you are pr..." | Read more » over 2 years ago
Pushpaw "For what it is worth, I just dug out and hooked up my prototype of the Public Lab Spectrometer 3 and, without fiddling around, got exactly the same..." | Read more » over 2 years ago
Pushpaw "I don't know the Mac OS well but I'd guess there is a thing somewhere to manage devices and that should show your cameras. If you see two cameras t..." | Read more » over 2 years ago
Pushpaw "OK well if I remember rightly Settings as you show above doesn't change the camera settings. It allows you to select your sample slice through the ..." | Read more » over 2 years ago
Pushpaw "Darn - just went to edit a long answer and the PL web site deleted my save. Check the camera in the spectrometer works just as a web cam. If you ha..." | Read more » over 2 years ago
Pushpaw "I would thing the first thing to check is whether or not the camera is working. Try removing the grating support or even pull the base out of the b..." | Read more » over 2 years ago