tatheti yathā satyābhimataṃ pītādi bahir deśasambaddhaṃ vispaṣṭam upalabhyate, tathā kāmalādyupahatanayanopalabdham api samīkṣyeta /
"Thus" means just as the genuinely [accepted] yellow etc. is clearly perceived as connected with external space, so too should that which is perceived by jaundiced eyes etc. be examined.