Shoot the sun rays.

The sunshine around 7 am in spring and summer is around 30 degrees. At this time, the light is softer, the scenery is clear and there are more shadows.

The sunshine around 8 am in spring and summer is around 45 degrees. At this time, the light is stronger, the scenery is brighter and the shadows are reduced.

The illumination angle at 9 am in spring and summer is about 60 degrees. At this time, the light intensity is appropriate, which meets the needs of photographers. The scenery is clear and bright with few shadows.

The light at noon 12 can be approximately considered as 90 degrees. At this time, the light intensity is too strong, the scene reflectivity is high, and there is almost no shadow.