請專家支招：如何選擇合適的濾光鏡

同樣的相機在冬天和夏天的照相效果不一樣，請專家支招：如何選取適當的濾光鏡。

Not an expert. However, you do NOT need use any extra filter to solve this problem. Instead, a camera with good auto white balance or adjustment of white balance by yourself will meet your needs. It is all about light temperature.

http://www.kenrockwell.com/tech/whitebalance.htm

用的是數碼機還是膠片機？