What is a primary concern if NVGs are misaligned?

Misalignment of night vision goggles (NVGs) can significantly lead to poor image quality. When the optical components of NVGs are not properly aligned, it can result in unclear, distorted, or doubled images. This ultimately hinders the user’s ability to see clearly in low-light environments, which the devices are designed to enhance.

Optical alignment is crucial for ensuring that the light entering the NVGs is properly directed and processed. When misaligned, users may experience issues such as loss of resolution or contrast, which can impair vision and situational awareness. Consequently, maintaining proper alignment is essential for maximizing the effectiveness of NVGs and ensuring optimal performance during nighttime operations or in dark environments.

The other options, such as increased brightness, enhanced color fidelity, and lighter overall weight, are not relevant to the concerns caused by misalignment. In fact, misalignment does not enhance brightness or color fidelity, and it does not affect the physical weight of the goggles. Hence, focusing on poor image quality as the primary concern provides a clear understanding of the significance of proper NVG alignment.