Light emitting device
AssigneeNichia Corporation
InventorsShoji Hosokawa, Kazuya Nishimata, Tomokazu Yoshida
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AssigneeNichia Corporation
InventorsShoji Hosokawa, Kazuya Nishimata, Tomokazu Yoshida
Estimating the term…
Provided is a light emitting device capable of realizing color reproducibility in a broad range. The light emitting device contains a light emitting element having an emission peak wavelength in a range of 430 nm or more and 470 nm or less, a first fluorescent material having a composition represented by formula (I), which has an emission peak wavelength in a range of 510 nm or more and 525 nm or less and has an average particle diameter that is 10.0 μm or more and 30.0 μm or less, and a second fluorescent material having an emission peak wavelength in a range of 620 nm or more and 670 nm or less: X1aMgbMncAldOa+b+c+1.5d (I) wherein X1 represents at least one element selected from the group consisting of Ba, Sr and Ca, and a, b, c and d satisfy 0.5≤a≤1.0, 0.0≤b≤0.7, 0.3≤c≤0.7, and 8.5≤d≤13.0.
A light emitting device comprising:
Dependencies are inferred from the claim text.