With the addition of a reinforced, glass lens cover, the EX-G1 is tooled with a multi coating that is water-repellent and prevents light reflection from ruining pictures.

ENGADGET: Casio trots out world's slimmest shock-resistant digicam: EX-G1 (video)

Both cameras are compact and lightweight, and feature Super Multi Layer Coating to reduce flare and ghosting.

ENGADGET: Sigma finally announces price and availability for DP1 Merrill compact

The Super Multi-Layer Coating reduces flare and ghosting, ensuring sharp, high contrast image quality even under severe conditions such as taking photos against or towards the sun.

ENGADGET: Sigma DP3 Merrill packs a Foveon X3 sensor and a fixed F2.8, 75mm-equivalent lens