Advantages and disadvantages of internal lens and external lens of digital camera

Digital cameras of 2000-3000 are generally built-in lenses, because this price is basically used by ordinary families. Although some cameras can be externally connected to achieve wide-angle and longer focal length functions, most of them are not recommended and the effect is quite limited. If you have higher requirements for photography and more experience in photography skills, it is recommended to buy a SLR camera. As for the effect, it certainly has a lot to do with the brand. Generally speaking, carl zeiss is the best digital camera for home use.