Dark period: Difference between revisions
From Polyphasic Sleep Wiki
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{| class="wikitable" | {| class="wikitable" | ||
|+Comparison of commonly available red goggles (links not sponsored) | |+Comparison of commonly available red goggles (links not sponsored) | ||
! | !Filter type | ||
! | !Specification | ||
! | !Transparency | ||
!Verdict | !Verdict | ||
!Image | !Sample Image | ||
|- | |- | ||
| | |Light red | ||
| | |200-540 nm @ 90% min | ||
| | |data not found | ||
|Recommended | |Recommended | ||
| | |[[File:Light red goggles.png|frameless|253x253px]] | ||
|- | |- | ||
| | |Dark red | ||
| | |200-540 nm @ 99.99% min | ||
| | |data not found | ||
|Recommended | |Recommended | ||
| | |[[File:Dark red goggles.png|frameless]] | ||
|- | |- | ||
| | |Orange | ||
| | |[[File:Orange goggles profile.png|frameless|238x238px]] | ||
| | |30% | ||
|Recommended | |Recommended | ||
| | |[[File:Orange goggles.png|frameless]] | ||
|- | |- | ||
| | |Yellow | ||
| | |[[File:Yellow goggle profile.png|frameless|241x241px]] | ||
|Yellow goggles | |50% | ||
|Avoid | |Acceptable | ||
| | |[[File:Yellow goggles.png|frameless]] | ||
|- | |||
|Light yellow | |||
|data not found | |||
|85% | |||
|Avoid | |||
|[[File:Light yellow goggles.png|frameless]] | |||
|} | |} | ||
