Goyo Optical UV Quartz GMUV55035C

Features

• Focal Length: 50.53mm
• Aperture Ratio: 3.5-16
• Image Circle: 18mm
• Angle of View at Infinity: 20.3°
• Optical Distortion: -0.76%
• Filter Thread: M=55.0, P=0.75
• Mount: C-Mount & T-Mount