Comments

Author Comment Last activity Moderation
stef "@realestateediary Are there any further updates to this design? Re the razor slit or any geometric changes? I am very much interested in printing t..." | Read more » over 2 years ago
stef "select the spectrum to be calibrated in SW click on copy calibration, put in the number of the spectrum to copy. that should do it. Stef " | Read more » almost 3 years ago
stef "The window is the correct size it is used to select a pixel row from the camera. I have the Thunder Optics SMA-E model and works well with SW also ..." | Read more » about 3 years ago
stef "Addendum: the manufacturer has several software for the mini spectrometer, have you had any results using that? Also what was your light source for..." | Read more » over 3 years ago
stef "It would be useful if the model of the spectrometer was included as well as a file of the win10 and the raw output of the spectrometer. it may be t..." | Read more » over 3 years ago
stef "there may be some answers for you in the research notes produced by @Stoft and @Warren on the topic of camera's native resolution and optics as a ..." | Read more » over 4 years ago
stef "save some time and get the v3.0 kit from the store and research the notes from @Stoft and @Warren, one thing to keep in mind when using card stock ..." | Read more » over 4 years ago
stef "Can you further identify the camera? Is it used in any of the projects? Were can I purchase one? Im curious is there a data sheet available for iit..." | Read more » over 4 years ago
stef "In your second image look at the ccd sensor identified as V2 ithas a reddish tint to it look for something like that on the back end of the lens as..." | Read more » over 4 years ago
stef "The ir cut filter should be on the back of the lens barrel assembly you can check for it by looking at an angle and look for a greenish irradiance,..." | Read more » over 4 years ago
stef "if you read my research note,it was quite specific about the model of the spectrometer used in the plab spec 3 model as supplied I have no idea whe..." | Read more » over 4 years ago
stef "Hi, the camera used in the plab spectrometer does indeed have an ir filter' I published a note quite some time ago on how I did it. please do a sea..." | Read more » over 4 years ago
stef " hello,i am trying to search notes for a 3d printed spectrometer which i saw some time ago i have been offline for sometime due to health issues an..." | Read more » almost 5 years ago
stef "You might do a search for notes by @stoft 're the plab v3 model. There are drawings that he produced and excellent discussions. The plab v3 mounts ..." | Read more » over 5 years ago
stef "Further to my previous replies, it may be possible to view the sun disk attenuated with the filters used by welders to view their work. I have not ..." | Read more » about 6 years ago
stef "One reason why the plab spectrometer is less sensitive in the infrared wavelength is the ir filter as part of the lens assembly. There are research..." | Read more » about 6 years ago
stef "What I was alluding to is that with all of the filter attenuation, the cmos sensor was still overloaded. This can be seen in the spectra submitted..." | Read more » about 6 years ago
stef "I have used photographic neutral density filters and have not been able to view the sun directly using the spec3 highly modified device. The attenu..." | Read more » about 6 years ago
stef "This may not be a project to determine the quantities of the subject of your concern. The spectrometer in question is at an entry level and the ana..." | Read more » about 6 years ago
stef "Your image is way over exposed. You should be aware that this is an entry level project. The desk top is also used to stimulate discussion. Please..." | Read more » about 6 years ago
stef "Depends what you're printing. Can you be more specific? " | Read more » about 6 years ago
stef "Also more detail, e.g. slit width, any other departure from stock to help others. Stef " | Read more » over 6 years ago
stef "It would be useful if you had given the thingiverse number along with your note. I'm interested. Thanks. Stef. " | Read more » over 6 years ago
stef "@warren, @rthalman I will share the build details once I get some fotos. The public library operates on a cost recovery system so the cost of the p..." | Read more » about 7 years ago