A transparent resin substrate composed of a light-transmitting resin base sheet, an underlying layer formed on the base sheet, a hard coat layer formed on the underlying layer, and an antireflection coating formed on the hard coat layer, wherein the antireflection coating comprises a medium refractive index layer and a low refractive index layer formed on the field-of view side of the medium refractive index layer; the underlying layer is composed of a cured product obtained by curing a hexa- or higher functional urethane acrylate monomer, wherein a thickness of the underlying layer is 0.05 to 0.15 μm; the hard coat layer is composed of a cured product formed by curing a hard coat layer composition which contains a polymerizable monomer containing 50% by mass or more of a tri- or lower functional urethane acrylate monomer, silica particles, a silane coupling agent, and a metal chelate compound, wherein a thickness of the hard coat layer is 1 to 5 μm, and wherein the hard coat layer composition contains 10 to 70 parts by mass of the silica particles, 1 to 10 parts by mass of the silane coupling agent, and 0.1 to 1.5 parts by mass of the metal chelate compound, based on 100 parts by mass of the polymerizable monomer; the medium refractive index layer is composed of a cured product formed by curing a medium refractive index layer composition which contains an organic-inorganic composite compound, metal oxide particles, a silane coupling agent, and a metal chelate compound, wherein a thickness of the medium refractive index layer is 0.05 to 0.15 μm, wherein the medium refractive index layer composition contains 1 to 200 parts by mass of the metal oxide particles, 10 to 400 parts by mass of the silane coupling agent, and 0.1 to 15 parts by mass of the metal chelate compound, based on 100 parts by mass of the organic-inorganic composite compound, and wherein a refractive index of the medium refractive index layer is 1.51 to 1.75; the low refractive index layer is composed of a particle-free cured product formed by curing a low refractive index layer composition which contains a silicon compound represented by the following general formula R n -Si 4-n where R is an alkyl group or an alkenyl group, and n is a number 1 or 2, a silane coupling agent, and a metal chelate compound, wherein a thickness of the low refractive index layer is 0.05 to 0.15 μm, wherein the low refractive index layer composition contains 10 to 400 parts by mass of the silane coupling agent, and 1 to 20 parts by mass of the metal chelate compound, based on 100 parts by mass of the silicon compound, and wherein a refractive index of the low refractive index layer is 1.40 to 1.50; and wherein a thickness of the light-transmitting resin base sheet is 30 to 1000 μm. the antireflection coating comprises a medium refractive index layer and a low refractive index layer formed on the field-of view side of the medium refractive index layer; the underlying layer is composed of a cured product obtained by curing a hexa- or higher functional urethane acrylate monomer, wherein a thickness of the underlying layer is 0.05 to 0.15 μm; the hard coat layer is composed of a cured product formed by curing a hard coat layer composition which contains a polymerizable monomer containing 50% by mass or more of a tri- or lower functional urethane acrylate monomer, silica particles, a silane coupling agent, and a metal chelate compound, wherein a thickness of the hard coat layer is 1 to 5 μm, and wherein the hard coat layer composition contains 10 to 70 parts by mass of the silica particles, 1 to 10 parts by mass of the silane coupling agent, and 0.1 to 1.5 parts by mass of the metal chelate compound, based on 100 parts by mass of the polymerizable monomer; the medium refractive index layer is composed of a cured product formed by curing a medium refractive index layer composition which contains an organic-inorganic composite compound, metal oxide particles, a silane coupling agent, and a metal chelate compound, wherein a thickness of the medium refractive index layer is 0.05 to 0.15 μm, wherein the medium refractive index layer composition contains 1 to 200 parts by mass of the metal oxide particles, 10 to 400 parts by mass of the silane coupling agent, and 0.1 to 15 parts by mass of the metal chelate compound, based on 100 parts by mass of the organic-inorganic composite compound, and wherein a refractive index of the medium refractive index layer is 1.51 to 1.75; the low refractive index layer is composed of a particle-free cured product formed by curing a low refractive index layer composition which contains a silicon compound represented by the following general formula R n -Si 4-n where R is an alkyl group or an alkenyl group, and n is a number 1 or 2, a silane coupling agent, and a metal chelate compound, wherein a thickness of the low refractive index layer is 0.05 to 0.15 μm, wherein the low refractive index layer composition contains 10 to 400 parts by mass of the silane coupling agent, and 1 to 20 parts by mass of the metal chelate compound, based on 100 parts by mass of the silicon compound, and wherein a refractive index of the low refractive index layer is 1.40 to 1.50; and wherein a thickness of the light-transmitting resin base sheet is 30 to 1000 μm.