What is another word for objective lens?
Pronunciation: [ɒbd͡ʒˈɛktɪv lˈɛnz] (IPA) 
The objective lens is a critical part of any optical device, be it a microscope, telescope, or camera. It is responsible for capturing the initial image and projecting it onto the eyepiece or sensor of the device. However, depending on the context, objective lens may be referred to with different names. In photography, the objective lens is often synonymous with the camera lens, while in astronomy, it may be referred to as the primary mirror or primary lens. Similarly, in microscopy, the objective lens may be called the objective objective, or simply, the objective. Regardless of the name used, the objective lens remains a crucial component of any optical system, and its quality can significantly impact the clarity and resolution of the final image.
