You are taking part in a K reading. The power drum is at 52.00 D (the upper limit of the scale), and the mires are still not aligned. To extend the range of the keratometer, you should:

🎲 Try a Random Question  |  Total Questions in Quiz: 1439  |  🧠 Study this quiz with Flashcards
This question is part of a full practice quiz:
Ophthalmic Assistant Review Questions — practice the complete quiz, review flashcards, or try a random question.


1. You are taking part in a K reading. The power drum is at 52.00 D (the upper limit of the scale), and the mires are still not aligned. To extend the range of the keratometer, you should: