78 D Double Aspheric Lens

Original 78D lens started the slit lamp fundus examination revolution Small diameter ring is ideal for dynamic fundoscopy Outstanding general diagnostic lens, even through small pupils Product Specifications: - Image magnification: 0.65 - Field of view: 72 degrees - Working distance: 10mm - Focal Length: 12.5mm - Clear Aperture - 18mm - Lens diameter: 30mm