Many ultraviolet (UV)-filtering chemicals commonly used in sunscreens interfere with the function of human sperm cells, and some mimic the effect of the female hormone progesterone, a new study finds.
By using the softkey “Function” (Arrow) you can enter the device functions incl. Photometer or Spectrometer test. (B) Functions overview of the BioSpectrometer and BioPhotometer D30: The photometer or ...
Reynard Corporation offeres customization of their Circular Variable Neutral Density (CVND) Filters. This technology is best used in high quality optical systems to change the intensity of light from ...
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