When photographing a scene where the brightest part (like the sky) and the main subject (in shade) have drastically different exposures, you have several techniques to balance the exposure while preserving detail in both areas. Here are some options:
1. Expose for the Highlights (Sky)
• Why: Cameras retain more detail in the highlights than in the shadows. If the highlights (sky) are overexposed, they’re often unrecoverable.
• How:
• Use spot metering to measure the exposure for the sky and set your camera to avoid clipping the highlights.
• This may result in the main subject being underexposed, but it can be corrected in post-processing (if shooting RAW).
2. Use a Graduated Neutral Density (ND) Filter
• Why: A graduated ND filter reduces the brightness of the sky without affecting the darker foreground.
• How:
• Place the darker part of the filter over the sky and the lighter part over the shaded subject.
• This equalizes the exposure difference, allowing you to capture both areas more evenly.
3. Add Light to the Shadows (Fill Flash or Reflector)
• Why: Brightening the subject in the shade reduces the contrast between the sky and the foreground.
• How:
• Use a reflector to bounce natural light onto the shaded subject.
• Alternatively, use a fill flash to add artificial light while maintaining the natural ambient exposure.
4. Bracket Your Exposure (HDR)
• Why: High Dynamic Range (HDR) combines multiple exposures to retain details in both highlights and shadows.
• How:
• Take at least three shots: one exposed for the sky, one for the subject, and one in between.
• Combine the exposures using editing software like Lightroom or Photoshop.
5. Post-Processing Techniques
• Why: Shooting RAW allows you to recover details in highlights and shadows during editing.
• How:
• Expose for the sky, then brighten the shadows and mid tones in post-processing without overexposing the highlights.
Additional Tips
• Dynamic Range: Use a camera with a high dynamic range sensor to better capture details in both bright and dark areas.
• Time of Day: Shoot during golden hour when the lighting is softer and the contrast between highlights and shadows is reduced.
Which technique works best depends on your style and the tools you have at hand!