Bonus is typically <10%. Salary raise is about 4-5% That would be the market value for this individual. Different skills demand different salary ranges. Most engineers demand something in the 100K+ range after they've got about 5 yrs of experience. For a startup with stock options you can attract that same individual at a discounted base salary.
Frevo is a wide range of musical styles originating from Recife, Pernambuco, Brazil, all of which are traditionally associated with Brazilian Carnival. The word frevo is said to come from frever, a misspeaking of the Portuguese word ferver. It is said that the sound of the frevo will make listeners and dancers feel as if they are boiling on the ground. The word frevo is used for both the frevo music and the frevo dance. Frevo is a composition. music by Egberto Gismonti
FOV stands for Field-of-View and it is the width of the image as seen through optics. This is often quoted as width at distance or in degrees. For example, 300ft@1000yrds would mean when the optics are focused at an object 1000 yards away, the width of the entire image as seen through the optics is 300 feet wide.