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Spectrometer

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Notes tagged with spectrometer

parent: spectrometry

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Prototype of easy-to-build rigid spectrometer housing

by warren about 2 years ago | 19 | 1,800 | 3

Building on work by @viechdokter and @stoft, and related to their and @yagiz's work on interio...

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And if I flip it over? Effects of a reversed polfilter on spectra.

by viechdokter about 2 years ago | 0 | 682 | 0

So, now for something interesting... I repeated the polfilter turning angle test - but this time ...

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Spectrometer Noise Solution?

by stoft about 2 years ago | 4 | 1,416 | 1

Abstract This is a continuation of my series on spectrometer noise which now focuses on ob...

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Effects of the turning angle of a polarizing filter onto spectra

by viechdokter about 2 years ago | 2 | 752 | 0

Yesterday I found out that a polfilter can change the redness or blueness of a spectrum. @stoft s...

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Polarizing filter effects on spectra

by viechdokter about 2 years ago | 1 | 717 | 0

The problem: Overexposure. Often - especially when taking sunlight spectra - I have the...

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Spectrometer Time Filter

by stoft about 2 years ago | 0 | 749 | 0

Abstract This next 'chapter' in the stability series attempts to observe the potential for...

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Noise by colour

by viechdokter about 2 years ago | 23 | 985 | 1

_**This is a revised note! There was a little error in my primary colour noise curves. The red cu...

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Batch work

by viechdokter about 2 years ago | 0 | 634 | 0

@Warren: Hi Warren, yesterday I used your serial capture macro to do another reproducibility test...

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Automatic Gain Control vs. Inverse square law

by viechdokter about 2 years ago | 4 | 682 | 0

After my first trials with my torch light and the problems with the "light rings" it was emitting...

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Spectrometer Noise

by stoft about 2 years ago | 5 | 1,211 | 1

Abstract This is a follow-on to my discussion of [Spectrometer Stability](https://publicla...

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Thinking about a more stable spectrometer...

by viechdokter about 2 years ago | 17 | 1,076 | 1

I read a lot about a more rigid setup of the PLab spectrometer in this forum. So I thought about ...

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Light source limits

by viechdokter about 2 years ago | 1 | 562 | 0

Today I stumbled about another "problem". I wanted to take a set of spectrum captures where t...

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Spectrometer Stability

by stoft about 2 years ago | 9 | 870 | 3

Abstract Continuing the effort to define the specification limits of my [Prototype PLab V3...

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Reproducibility test using a CFL lamp

by viechdokter about 2 years ago | 6 | 598 | 1

Another test whether the PLab spectrometer 3.0 can achieve reproducible data curves. This time...

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Reproducibility test of data using an IR lamp

by viechdokter about 2 years ago | 4 | 1,036 | 1

This was my first in-depth data reproducibility test with the PLab spectrometer 3.0. I used a Phi...

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Repeatability

by viechdokter about 2 years ago | 7 | 775 | 3

I am not sure if this word even exists in the English language but well... I browsed this forum a...

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Analysis of 2 stroke motor oil and 87 Octane gasoline using Prolight 1W UV LED

by dhaffnersr about 2 years ago | 14 | 942 | 0

Two samples tested today, both prepared with a standard regent recipe of 0.1M NaOH and a 20 perce...

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Another one about over-exposure...

by viechdokter about 2 years ago | 3 | 543 | 1

Warren told me it would be interesting for some of you to know what happens when we try to avoid ...

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Camera sensor issues

by viechdokter about 2 years ago | 5 | 682 | 2

Yeah, I know! Many guys here do REAL scientific work, whereas I just toy around with my new spect...

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