Знак 65, за ним камера, надо ехать до 65? или есть у камер допустимый порог превышения скорости?

65, нельзя больше.

И дополнительно: Размеры штрафов 18 September 2022 Speeding fines that will be applied: Drivers who exceed the speed limit by up to 20 kmph (including 1-20) will be fined 988.50 TL (10% of minimum wage) and given 5 penalty points. For drivers who exceed the speed limit by more than 20 kmph (including 21-40), the fine will be 1482.75 TL (15% of minimum wage) and 25 penalty points. Going over the speed limit by 40 kmph (including 41 and above) the fine will be 2471.25 TL (25% of minimum wage) and 50 penalty points.