Lensometers are generally used for cosmetic purposes as they are less expensive to buy. However, it is not distinct from the other types of lensometers and buy at wholesale prices on Alibaba.com.
Lensometers come in different types and depending on their purposes. One of the most common types of lensometers is the diameter of the lensometers, which are available in a variety of forms. Cornerstone lensometers are the most popular and people use glass lens for for- reading and color purposes.