An inserter (100, 110, 120, 130) for inserting a base and a lens of a modular intraocular lens into an eye, the inserter comprising: a tubular barrel including: at least one internal lumen configured to receive the base and the lens of the modular IOL, and a tapered distal end configured to allow the base and the lens to exit from the tubular barrel; at least one plunger (104, 104A, 104B, 104C, 104D) received by the tubular barrel, wherein the at least one plunger is configured to slide through the at least one internal lumen of the tubular barrel to push the base and the lens out of the distal end of the tubular barrel; and characterized in that the inserter (100, 110, 120, 130) comprises a pair of cartridges (108A,108B), the pair of cartridges including a first cartridge configured to contain the base in a rolled configuration and a second cartridge configured to contain the lens in a rolled configuration, a) wherein the at least one internal lumen includes only one internal lumen, the at least one plunger includes only one plunger disposed in the internal lumen and the cartridges (108A, 108B) are arranged in-line in the internal lumen; or b) wherein the at least one internal lumen includes two side-by-side internal lumens separated by an internal wall, the pair of internal lumens merging at the distal end of the tubular barrel, the at least one plunger includes a first plunger and a second plunger disposed in the side-by-side internal lumens and the cartridges (108A, 108B) are arranged side-by-side in the side-by-side internal lumens; or c) wherein the at least one internal lumen includes only one internal lumen, the at least one plunger includes two co-axially extending plungers (104C, 104D) disposed in the internal lumen and the cartridges (108A, 108B) are arranged in-line in the internal lumen; or d) wherein the at least one internal lumen includes only one internal lumen, the at least one plunger includes only one plunger disposed in the internal lumen, the tubular barrel includes two lateral slot extensions (109A, 109B) and the cartridges (108A, 108B) are arranged side-by-side in the lateral slot extensions, wherein the cartridges are configured to slide laterally inside the slot extensions to align the first cartridge with the internal lumen when pushed in a first position and to align the second cartridge with the internal lumen when pushed in a second position. at least one internal lumen configured to receive the base and the lens of the modular IOL, and a tapered distal end configured to allow the base and the lens to exit from the tubular barrel; at least one plunger (104, 104A, 104B, 104C, 104D) received by the tubular barrel, wherein the at least one plunger is configured to slide through the at least one internal lumen of the tubular barrel to push the base and the lens out of the distal end of the tubular barrel; and characterized in that the inserter (100, 110, 120, 130) comprises a pair of cartridges (108A,108B), the pair of cartridges including a first cartridge configured to contain the base in a rolled configuration and a second cartridge configured to contain the lens in a rolled configuration, a) wherein the at least one internal lumen includes only one internal lumen, the at least one plunger includes only one plunger disposed in the internal lumen and the cartridges (108A, 108B) are arranged in-line in the internal lumen; or b) wherein the at least one internal lumen includes two side-by-side internal lumens separated by an internal wall, the pair of internal lumens merging at the distal end of the tubular barrel, the at least one plunger includes a first plunger and a second plunger disposed in the side-by-side internal lumens and the cartridges (108A, 108B) are arranged side-by-side in the side-by-side internal lumens; or c) wherein the at least one internal lumen includes only one internal lumen, the at least one plunger includes two co-axially extending plungers (104C, 104D) disposed in the internal lumen and the cartridges (108A, 108B) are arranged in-line in the internal lumen; or d) wherein the at least one internal lumen includes only one internal lumen, the at least one plunger includes only one plunger disposed in the internal lumen, the tubular barrel includes two lateral slot extensions (109A, 109B) and the cartridges (108A, 108B) are arranged side-by-side in the lateral slot extensions, wherein the cartridges are configured to slide laterally inside the slot extensions to align the first cartridge with the internal lumen when pushed in a first position and to align the second cartridge with the internal lumen when pushed in a second position.