The lens barrel plays an important role in the effectiveness of a smartphone’s camera. Accurate measurement of the part is important to ensure that consumer electronics customers’ expectations are met. However, the size and tolerance demands of lens barrels makes it a challenging part for the quality department.
Smartphone lens barrels are small plastic components, typically with a diameter of around 7 mm and height of 4 mm. The primary purpose of these parts is to house and protect a number of key lens components and the mechanics for focusing.