The Nikon F90s is a professional-grade 35mm film SLR camera that was introduced by Nikon in 1994. It is part of Nikon's renowned F-series of cameras and is highly regarded for its advanced features and robust build quality. The F90s features a durable and weather-sealed magnesium alloy body, making it suitable for use in various shooting conditions. It has a comfortable and ergonomic design, with a large and bright viewfinder that offers 94% frame coverage. The camera boasts a fast and accurate autofocus system with 3D Matrix Metering, which ensures accurate exposure in a wide range of lighting conditions. It also has a built-in motor drive that allows for continuous shooting at a rate of up to 4.2 frames per second. The N90s offers a wide range of exposure modes, including program, aperture priority, shutter priority, and manual. It has a versatile ISO range of 25 to 5000, allowing for shooting in various lighting conditions. The camera is compatible with a wide range of Nikon F-mount lenses, providing photographers with a vast selection of options. Overall, the Nikon F90s is a reliable and versatile camera that is suitable for professional photographers and enthusiasts alike.