Which side of the night vision goggle battery pack is designated as the primary side?

The correct designation of the primary side of the night vision goggle battery pack often corresponds to a specific side that ensures optimal functionality and user convenience. Typically, this side is designed to facilitate the easiest access to the battery for installation and removal without compromising the operation of the device. The choice of the right side for the primary connection is often a result of ergonomic design principles that allow users to quickly align the battery with the goggle unit, ensuring proper orientation and secure fit.

In context to the practical use of night vision goggles, it's important for operators to be familiar with the layout of their equipment, especially in low-light or no-light conditions where visibility is limited. Being able to identify the primary side quickly enhances efficiency and effectiveness in the field. Understanding the design choices behind these specifications aids in the proper use and maintenance of the night vision equipment.