Super Plossl 32mm, diameter 31.8mm (1 1/4")

• Top quality lenses, 4 elements.
• Designed with a large apparent field of 52º.
• Multi-coated with blackened edges for high contrast.
• Minimizes spherical and chromatic aberration, astigmatism, and distortion errors.
• Control of stray light through foldable rubber extensions.