Goyo Optical UV Quartz GMUV57838C-1

Features

• Focal Length: 77.5mm
• Aperture Ratio: 3.8-16
• Image Circle: 18mm
• Angle of View at Infinity: 9°45’x7°09’x11°8′
• Optical Distortion: -0.27%
• Filter Thread: M=49.0, P=0.75
• Mount: C-Mount & T-Mount