Visuddhimagga XIV-37

433. Tattha rūpābhighātārahatappasādalakkhaṇaṃ daṭṭhukāmatānidānakammasamuṭṭhānabhūtappasādalakkhaṇaṃ vā cakkhu, rūpesu āviñchanarasaṃ, cakkhuviññāṇassa ādhārabhāvapaccupaṭṭhānaṃ, daṭṭhukāmatānidānakammajabhūtapadaṭṭhānaṃ.

（1）（释二十四所造色）此中：（一）「眼」──以应与色接触的种净为（特）相，或以欲见因缘的业等起的种净为（特）相。以牵引（眼识）于色中为味（作用）。以保持眼识为现起（现状）。以欲见因缘的业而生的（四大）种为足处（直接因）。

Ñ(XIV,37): 1. Herein, the eye's characteristic is sensitivity of primary elements that is ready for the impact of visible data; or its characteristic is sensitivity of primary elements originated by kamma sourcing from desire to see. Its function is to pick up [an object] among visible data. It is manifested as the footing of eye-consciousness. Its proximate cause is primary elements born of kamma sourcing from desire to see.