A polycarbonate-based resin composition, comprising: an aliphatic polycarbonate-based resin containing a repeating unit (A-1) represented by the general formula; and a glass filler containing 53 mass% or more and 70 mass% or less of silicon dioxide (SiO 2), 0 mass% or more and 25 mass% or less of aluminum oxide (Al 2 O 3), 0 mass% or more and 10 mass% or less of calcium oxide (CaO), 0 mass% or more and 15 mass% or less of boron oxide (B 2 O 3), 0 mass% or more and 5 mass% or less of magnesium oxide (MgO), 0 mass% or more and 5 mass% or less of sodium oxide (Na 2 O), 0 mass% or more and 10 mass% or less of zinc oxide (ZnO), 0 mass% or more and 10 mass% or less of strontium oxide (SrO), 0 mass% or more and 10 mass% or less of barium oxide (BaO), 0 mass% or more and 10 mass% or less of titanium oxide (TiO 2), 0 mass% or more and 10 mass% or less of zirconium oxide (ZrO 2), 0 mass% or more and 5 mass% or less of lithium oxide (Li 2 O), 0 mass% or more and 5 mass% or less of potassium oxide (K 2 O), and 0 mass% or more and 5 mass% or less of cesium oxide (Cs 2 O), and having a total content of the lithium oxide (Li 2 O), the sodium oxide (Na 2 O), the potassium oxide (K 2 O), and the cesium oxide (Cs 2 O) of 5 mass% or less, wherein a refractive index of the aliphatic polycarbonate-based resin for light having a wavelength of 589.3 nm is 1.480 or more and 1.520 or less, wherein a refractive index of the glass filler for light having a wavelength of 589.3 nm is 1.485 or more and 1.520 or less, wherein a difference in refractive index between the aliphatic polycarbonate-based resin and the glass filler is 0.003 or less for light having a wavelength of 486.1 nm, is 0.001 or less for light having a wavelength of 589.3 nm, and is 0.001 or less for light having a wavelength of 656.3 nm; wherein the refractive indices are each determined as indicated in Examples of the description and wherein the refractive index of the glass filler is a value obtained from measurement performed on a test piece in conformity with an immersion method based on the method B of JIS K7142:2014: wherein X 1 represents a divalent aliphatic hydrocarbon group having 2 to 20 carbon atoms, or a divalent alicyclic hydrocarbon group having 4 to 22 carbon atoms, and the divalent aliphatic hydrocarbon group and the divalent alicyclic hydrocarbon group may each contain at least one heteroatom selected from an oxygen atom, a nitrogen atom, and a sulfur atom, and/or at least one halogen atom selected from a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom. an aliphatic polycarbonate-based resin containing a repeating unit (A-1) represented by the general formula; and a glass filler containing 53 mass% or more and 70 mass% or less of silicon dioxide (SiO 2), 0 mass% or more and 25 mass% or less of aluminum oxide (Al 2 O 3), 0 mass% or more and 10 mass% or less of calcium oxide (CaO), 0 mass% or more and 15 mass% or less of boron oxide (B 2 O 3), 0 mass% or more and 5 mass% or less of magnesium oxide (MgO), 0 mass% or more and 5 mass% or less of sodium oxide (Na 2 O), 0 mass% or more and 10 mass% or less of zinc oxide (ZnO), 0 mass% or more and 10 mass% or less of strontium oxide (SrO), 0 mass% or more and 10 mass% or less of barium oxide (BaO), 0 mass% or more and 10 mass% or less of titanium oxide (TiO 2), 0 mass% or more and 10 mass% or less of zirconium oxide (ZrO 2), 0 mass% or more and 5 mass% or less of lithium oxide (Li 2 O), 0 mass% or more and 5 mass% or less of potassium oxide (K 2 O), and 0 mass% or more and 5 mass% or less of cesium oxide (Cs 2 O), and having a total content of the lithium oxide (Li 2 O), the sodium oxide (Na 2 O), the potassium oxide (K 2 O), and the cesium oxide (Cs 2 O) of 5 mass% or less, wherein a refractive index of the aliphatic polycarbonate-based resin for light having a wavelength of 589.3 nm is 1.480 or more and 1.520 or less, wherein a refractive index of the glass filler for light having a wavelength of 589.3 nm is 1.485 or more and 1.520 or less, wherein a difference in refractive index between the aliphatic polycarbonate-based resin and the glass filler is 0.003 or less for light having a wavelength of 486.1 nm, is 0.001 or less for light having a wavelength of 589.3 nm, and is 0.001 or less for light having a wavelength of 656.3 nm; is 0.003 or less for light having a wavelength of 486.1 nm, is 0.001 or less for light having a wavelength of 589.3 nm, and is 0.001 or less for light having a wavelength of 656.3 nm; wherein the refractive indices are each determined as indicated in Examples of the description and wherein the refractive index of the glass filler is a value obtained from measurement performed on a test piece in conformity with an immersion method based on the method B of JIS K7142:2014: wherein X 1 represents a divalent aliphatic hydrocarbon group having 2 to 20 carbon atoms, or a divalent alicyclic hydrocarbon group having 4 to 22 carbon atoms, and the divalent aliphatic hydrocarbon group and the divalent alicyclic hydrocarbon group may each contain at least one heteroatom selected from an oxygen atom, a nitrogen atom, and a sulfur atom, and/or at least one halogen atom selected from a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom.