… Portable and handheld optical spectrometers 1–3 started to have … This review concentrates
on portable optical spectroscopy: … The MEMS optical scanning technology enables rotation of …

… The emphasis of this paper is on handheld dedicated … There are several keys to this
handheld spectrometer revolution. … to be incorporated into handheld spectrometers, including …

… Optical spectroscopy can identify major components in samples and trace components in …
non-invasive blood glucose measurements by optical spectroscopy have eluded dozens of …

… /scanners that are based on the same optical principle (the … engineering challenges, various
handheld NIR sensors have … the applicability limits of handheld NIR spectroscopy. As a …

… In the first application example, hand-held NIR spectroscopy … It has been demonstrated that
in the near future hand-held … that advertise their ‘food scanners’ with ‘cloud evaluation of big …

… for ammonia, is based on differential optical absorption spectroscopy. It uses a multi-pass …
, mainly for quantitative analysis and based on scanners or CCD, have been marketed in …

… -heterodyne hand-held broadband breast scanning … optical spectroscopy and imaging
applications. Apart from being non-invasive and non-ionizing, the advantages of hand-held optical …

… is by far the most advanced vibrational spectroscopy technique … the performance of their
“NIR scanners” with “cloud evaluation of … Finally, the maturity of handheld NIR spectroscopy for …

… full-heterodyne hand-held broadband breast scanning device (… optical spectroscopy: A
case study,” J. Biomed. Opt., vol. … , “Combined diffuse optical spectroscopy and contrast-enhanced …

… forms of optical spectroscopy, such as fluorescence spectroscopy (… spectroscopy, XRF),
Raman spectroscopy, optical (near-… ) spectroscopy, and laser-induced breakdown spectroscopy (…