
This is a camera lens designed for capturing images. It is an optical component used to focus light onto the camera's sensor.

This refracting telescope is designed for astronomical observations. It features a primary lens for light gathering, a focusing mechanism to adjust image sharpness, and an eyepiece for viewing the magnified image.

This laboratory microscope is designed for observing small objects and structures at high magnification. It features multiple objective lenses, adjustable focus, and a stage for sample placement.