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IRlens glasses

Substrates and finished optical components - windows, lenses and mirrors made from lithium fluoride (LiF), magnesium fluoride (MgF2), calcium fluoride (CaF2), barium fluoride (BaF2), sapphire (Al2O3), zinc selenide (ZnSe), copper (Cu), germanium (Ge) and silicon (Si) for laser and optical instruments applications in UV and IR wavelength ranges.

Infrared lens for camera

Substrates and finished optical components - windows, lenses and mirrors made from lithium fluoride (LiF), magnesium fluoride (MgF2), calcium fluoride (CaF2), barium fluoride (BaF2), sapphire (Al2O3), zinc selenide (ZnSe), copper (Cu), germanium (Ge) and silicon (Si) for laser and optical instruments applications in UV and IR wavelength ranges.

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Infrared lens material

If you don't use ROOT TH1::SetDirectory, histograms will be saved in the default output directory. This is usually the same directory as the script being executed. However, it is recommended to use SetDirectory to specify a different output directory for better organization and management of your histograms.

To use ROOT TH1::SetDirectory, you first need to create a ROOT TFile object that represents the output file. Then, you can call the SetDirectory function with the TFile object as the argument. This will set the output directory for any histograms created after this call.

Yes, you can call the ROOT TH1::SetDirectory function multiple times in one script. Each call will change the output directory for any histograms created after that call. However, it is important to note that the last call to SetDirectory will be the one that is used for all histograms.

The ROOT TH1::SetDirectory function allows you to set the output directory for histograms created in ROOT. This means that any histograms created with this function will be saved in the specified directory instead of the default directory.

No, calling the ROOT TH1::SetDirectory function will only affect histograms created after the call. Any previously created histograms will remain in their original output directory.