> For the complete documentation index, see [llms.txt](https://docs.ladybug.tools/hb-radiance-primer/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ladybug.tools/hb-radiance-primer/components/2_lightsources.md).

# 2 :: Light Sources

* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-aef2445aa06356679e2f6776a99ad97a68dcea5c%2FCIE_Standard_Sky.png?alt=media) [CIE Standard Sky](/hb-radiance-primer/components/2_lightsources/cie_standard_sky.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-48687391e137ac0fd4ac8a62a3c12b4414115902%2FCertain_Illuminance.png?alt=media) [Certain Illuminance](/hb-radiance-primer/components/2_lightsources/certain_illuminance.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-55bf020a1b52cc93348bf41c289f343dec6d4e1a%2FClimatebased_Sky.png?alt=media) [Climatebased Sky](/hb-radiance-primer/components/2_lightsources/climatebased_sky.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-a97ce1555f8f366dbe7727d22a40946a04294d09%2FCustom_Sky.png?alt=media) [Custom Sky](/hb-radiance-primer/components/2_lightsources/custom_sky.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-6e94047ef8bfebd9a3e1814ca0ed10453bd5148b%2FWea_From_Clear_Sky.png?alt=media) [Wea From Clear Sky](/hb-radiance-primer/components/2_lightsources/wea_from_clear_sky.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-52ebd16b359adb60843c38d9fb7574323013b82f%2FWea_From_EPW.png?alt=media) [Wea From EPW](/hb-radiance-primer/components/2_lightsources/wea_from_epw.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-115076c3530d8ead9dab7153e9fe81fbd6a19a53%2FWea_From_Tau_Clear_Sky.png?alt=media) [Wea From Tau Clear Sky](/hb-radiance-primer/components/2_lightsources/wea_from_tau_clear_sky.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-3741917b78c1214ca4961da4479b9f6423b706ce%2FWea_from_Zhang-Huang.png?alt=media) [Wea from Zhang-Huang](/hb-radiance-primer/components/2_lightsources/wea_from_zhang-huang.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-cc5e3e749d667cffa4d47524e8ff5c4cf446e111%2FDeconstruct_Wea.png?alt=media) [Deconstruct Wea](/hb-radiance-primer/components/2_lightsources/deconstruct_wea.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-5d524199ca7cf307444258ad0e141110befc8d25%2FVisualize_Sky.png?alt=media) [Visualize Sky](/hb-radiance-primer/components/2_lightsources/visualize_sky.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-c296f142680645a8d9c7ac6d2e10828dcc1524ab%2FCustom_Lamp.png?alt=media) [Custom Lamp](/hb-radiance-primer/components/2_lightsources/custom_lamp.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-8fc31bb48d91fb8716ef5303af65879f02975658%2FLuminaire.png?alt=media) [Luminaire](/hb-radiance-primer/components/2_lightsources/luminaire.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-8a5aa4e1b1c4c3da8cce02c1099a968fea569a0b%2FLuminaire_Zone.png?alt=media) [Luminaire Zone](/hb-radiance-primer/components/2_lightsources/luminaire_zone.md)
* ![IMAGE](https://2572426507-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Ma9X8PomX22wWVDNCoj%2Fuploads%2Fgit-blob-b56716674b1e8d17508657fdf3d9a8fc7cbaa390%2FVisualize_Luminaire.png?alt=media) [Visualize Luminaire](/hb-radiance-primer/components/2_lightsources/visualize_luminaire.md)