PE 50mm F/2.8

This is the standard wide angle lens for this format. Special features include a maximum 2.8 aperture, making this among one of the fastest lenses available for the ETR-Si system. This lens is compact and similar in size and weight to the standard PE75mm. Applications include portraiture, landscape, architectural, fine art and fashion.
 
Lens Construction 7 groups / 9 elements
Angle of View 67.9
F stop range F/2.8 - 22 (with half stop detents)
Diaphragm Fully Automatic
Minimum Focus Distance 0.46 meters / 18 inches
Shutter Seiko #0 (electronic control) plus T (time exposure) & B (bulb)
Filter Size 62mm screw - in type
Lens hood Lens hood E for PE 40/50
Size 50.5mm x 82mm / 2.0in x 3.2in
Weight 490g / 17.5 oz.
35mm equivalent focal length 30mm