具有在440nm和480nm之间的峰值发射波长的光源; 并包括：布置在所述光源的光转换层，所述光转换层和发出第一量子点和所述绿色光的第二量子点，其发射红色光，所述第一量子点中的至少一个和所述第二量子点是， 钙钛矿包括具有晶体结构的钙钛矿量子点，所述钙钛矿型量子点涉及一种电子装置，包括：[式1]其中ABX，一个为Rb：的化合物由下面的式1表示 ，选自由Cs，Fr及其组合组成的组的IA族金属，NR（R为氢原子，取代或未取代的C1至C10直链或支链烷基），CH（NH） B为选自Ge，Si，Sn，Pb及其组合的IVA族金属，X为选自F，Cl，Br， ，alpha是从0到3的数字。

440 nm to 480 nm light source having the emission peak wavelength (emission peak wavelength) between; And comprising: a light conversion layer arranged over the light source, the light conversion layer and a second quantum dot that emits the first quantum dot and the green light, which emits red light, at least one of the first quantum dot and the second quantum dot are, perovskite comprises a perovskite crystal structure having the quantum dots, the quantum dots is a perovskite to an electronic component comprising a compound is represented by the following general formula (1):
Formula 1
₃ ABX _{+ α}
Here, A is Rb, Cs, Fr, and a Group IA metal, NR is selected from a combination of ^₄₊ And (R is a hydrogen atom or a substituted or unsubstituted C1 to straight-chain or group of branched-chain C10 _{substituted), [CH (NH 2)} 2] +, or a combination thereof, B, Ge, Si, Sn, Pb, and a Group IVA metal is selected from a combination thereof, X is F, Cl, Br, and at least one halogen selected from I, BF ₄ ^-, and or a combination thereof, α is a number of 0 to 3.