OBJECTIVE: The learner will be able to:
1. Use the lensometer to read the power of spherical and cylindrical lenses.
2. List the different components of a lensometer and each part's function.
3. Describe the process of adjusting and calibrating the lensometer prior to taking a reading.
4. Explain how to neutralize various lenses available in the market today.
Lensometry, PPT
Neutralization of a Spherical Lens Video
Neutralization of a Cylindrical Lens Video
ACTIVITIES: Hands-on the lensometer
HOMELEARNING: Practice word problems relating to transposition
HOSA: Remember to study for HOSA competitions. Testing will start around November 6, 2015.
REMINDER: Payment for HOSA Membership will be collected Sept.21- 22, 2015.
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