Summary
This paper examines the role of intrinsically photosensitive retinal ganglion cells (ipRGCs) in mediating non-visual effects of light, with relevance to solid-state lighting panel design. Understanding ipRGC spectral sensitivity (~480 nm peak, though the abstract references 550 nm) is critical for designing lighting systems that appropriately support or minimize circadian entrainment.
Key Findings
- ipRGCs have a spectral sensitivity peak relevant to circadian entrainment (abstract references 550 nm, though canonical melanopsin peak is ~480 nm)
- ipRGCs as a photoreceptor class were not identified in the human retina until the year 2000
- Solid-state lighting panel design can be informed by ipRGC spectral sensitivity to optimize non-visual (circadian) effects
Categories
The Science of Light: Discusses ipRGC photoreceptor biology, spectral sensitivity peaks, and their role in circadian rhythm regulation.
Sleep & Circadian Health: Addresses how ipRGC-mediated light responses influence human circadian rhythms.
Author(s)
B Mohanto
Publication Year
2015
Number of Citations
1
Related Publications
The Science of Light
- Phototransduction by retinal ganglion cells that set the circadian clock
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- Diminished pupillary light reflex at high irradiances in melanopsin-knockout mice
- Melanopsin is required for non-image-forming photic responses in blind mice
Sleep & Circadian Health
- Phototransduction by retinal ganglion cells that set the circadian clock
- The mammalian circadian timing system: organization and coordination of central and peripheral clocks
- The twoāprocess model of sleep regulation: a reappraisal
- Melanopsin is required for non-image-forming photic responses in blind mice
- Strange vision: ganglion cells as circadian photoreceptors