An intraocular lens holder (110) configured to be inserted into a capsular bag, such that the intraocular lens holder is a structural body comprising: a first face (111), which comes into contact with an inner surface of the bag cap at least one point when inserted into the capsular bag； and a second face (113), arranged opposite to the first face (111), such that the intraocular lens holder extends along an equatorial region of the capsular sac when inserted into the capsular sac, and within a section in which the structural body is cut along a virtual plane according to a direction of the visual axis of a lens, and the first face (111) is provided in a length of as much as between entre and 3 times a length ( d5) of a region in which a Zinn zonula is coupled to an outer surface of the capsular bag, the first face (111) has a first extended length (d3) from one of the end portions to the other end portion inside of the section in which the first face (111) is cut along the virtual plane according to the direction of the crystalline visual axis, the second face (113) has a second extended length (d4) from one of the end portions to the other portion d and end within the section in which the second face (113) is cut along the virtual plane according to the direction of the visual axis of the lens, so that the second extended length (d4) of the second face (113) is smaller than, or identical to, the first extended length (d3) of the first face (111), and the second extended length (d4) of the second face (113) is longer, as much as between 0.4 and 1 times, that the first extended length (d3) of the first face (111), characterized in that the first extended length (d3) has a length between 2 mm and 8 mm and the first face (111) has an anterior portion ( 111a) and a posterior portion (111b) corresponding, respectively, to an anterior capsule and a posterior capsule, when inserted into the capsular sac, divided by means of an equator of the capsular sac, such that the eq
