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iPhone 18 Pro: Mechanical Aperture Arrives!
9 Sep
Summary
- iPhone 18 Pro and Pro Max feature a new mechanical aperture.
- This hardware allows manual control over light and depth of field.
- It brings professional camera features to the latest iPhones.

The iPhone 18 Pro and Pro Max now feature Apple's inaugural mechanical aperture, a hardware innovation that offers manual control over exposure and depth of field. This technology, a rarity in smartphones but present in some Huawei models, mimics features found in professional cameras.
The aperture, composed of six blades thinner than a human hair, can be adjusted from f/1.48 to f/4. This allows for greater light intake in low-light conditions and helps manage brightness in sunny environments. Apple highlights its utility for indoor portraits and astrophotography.
This advancement benefits exposure control and image sharpness. It enables slower shutter speeds crucial for smooth video recording and long exposure effects. While computational photography remains key, the mechanical aperture provides serious photographers and filmmakers with enhanced control, reducing reliance solely on software.