YONGNUO YN50mm F1.8 II Fixed Focus Lens Full Frame Automatic Focus For Canon SLR Camera Filter-Sport Earphone and it can be reused

and it can be reused when it is dry

Power supply: 9V 6F22 battery (not included)

Support light adjustment

Frequency range: 20-20000Hz

YONGNUO YN50mm F1.8 II Fixed Focus Lens Full Frame Automatic Focus For Canon SLR Camera Filter-Sport Earphone and it can be reused1. Aperture: F 22 F1. 8 2. Lens structure: 6 elements in 5 groups 3. Aperture blades: 7 4. Applicable models: suitable for Canon SLR cameras 5. Viewing angle: 46 degrees (diagonal), 27 degrees (vertical), 40 degrees (horizontal) 6. Focal length: about 50mm 7. Filter diameter: about 58mm 8. Focusing distance: about 0. 35m 9. Weight: about 162g 10. Size: about 7. 5 x 5. 1cm Features: 1. F1. 8 large aperture, easy to achieve bokeh effect 2. 7 piece