Minimum focusing distance of 0.45m：With a minimum focusing distance of just 0.45m, it outperforms the majority of rangefinder lenses that are limited to 0.7m. This capability opens up new possibilities for close-up and intimate photography.

14-blade aperture to achieve light transmission of T1.5：With its fast f/1.4 aperture, the Simera 50mm excels in low-light conditions. The high refractive index multi-layer coatings and high refractive index elements delivers an abundant light transmission of up to T1.5, resulting in bright and vibrant images. The cine-standard 14-blade aperture creates a round and pleasing bokeh, presenting a gentle focus falloff that evokes a three-dimensional cinematic visual.

Superb optics construction of 6 groups in 8 elements ：The Simera 50mm features an 8-element, 6-group optical design, including one aspherical element, one extra-low dispersion (ED) element, and three high-refractive index (HRI) element, leading to sharp and clear images even at wide open and corners. Its floating elements deliver exceptional resolution at 0.45m, rivaling most rangefinder lenses at 0.9m, for consistently sharp results.

Declicked and clicked aperture modes to suit specific needs. Rangefinder coupling failure remind at 0.7m.：For more user-friendly, there is a gentle resistance feedback at 0.7m, prompting users to switch to the EVF for even shorter focusing ranges.