Yongnuo Unveils the YN 50mm f/1.8S DA DSM APS-C Lens for Sony E-Mount
Yongnuo introduces today the YN50mm f/1.8S DA DSM, an automatic focus lens designed for the E mount APS-C frame digital camera (equivalent to 35mm focal section: 75mm), which has an excellent performance in blurs the background to highlight the main body, imaging sharpness, volume, and weight.
Carry the digital stepping motor
Compared with the traditional DC motor, digital stepping motor (DSM) has a fast start and stop response, high focusing accuracy and quieter focusing action, which is suitable for photo shootings and short film recording.
Electronic focus rings
Adopts electronic focus rings, supplemented by appropriate damping, which can provide smooth manual focus experience of high precision.
USB Firmware Upgrade
Equipped with a USB interface, you can download the latest firmware from Yongnuo official website to upgrade the lens.
F1.8 Bright and large Aperture
Flexible use of F1.8 large aperture, easy to obtain a soft and beautiful blur effect. In a low light environment you can also use a low sensitivity and high shutter for shooting.
Low dispersion glass lens
Adopts one low dispersion glass lens, which not only better suppress the dispersion problem, but also further improve the secondary spectrum.
Internal focus design, small and lightweight
Focusing lens set adopts internal focusing design, the weight is only about 146 grams, small and light, easy to carry.
7 groups of 8 pieces of optical structure design, nanometer multi-layer coating
Adopts 7 groups of 8 pieces of optical structure design, nanometer multi-layer coating process of lens can effectively improve the light transmittance and inhibit the ghost image and glare of backlight.
Gold-plated contact, metal bayonet
Adopts gold-plated contact and high-precision metal bayonet, it can effectively improve the signal conductivity and corrosion resistance.
Fast autofocus (AF) and manual focus (MF) are supported
Autofocus and manual focus are supported, you can choose the focus mode according to your shooting requirements.
More info on Yongnuo’s website.