Peleng 8mm f/3.5 Pentax M42 Mount S# 5000848

Peleng 8mm f/3.5 M42 Mount ( Fisheye Circular)

Excellent condition

Includes:
- 1x Front Cap
- 1x Rear Cap - Focus Gear

Specifications 

• Focal distance, mm: 8,1 +/- 0,25
• Relative aperture: 1:3,5+1:16
• Angle of view, Ang. deg.: 360
• Aspect ratio, mm 24x36
• Resolution power, mm:  in the center 55 along the edges 15
• Minimum distance when photographing, m: 0,22  (8-5/8") to infinity
• Overall dimensions, mm:
• Diameter - 73
• General length - 65,5
• Length 1.75" from PL flange
• Weight : 14.6 ounces

Compatable with the K3 cameras