| Description | The 40D is ideal for pediatric ophthalmoscopy and other examinations requiring expansive fundus visibility. Alternatively, this lens may be used at the slit lamp biomicroscope to provide an extremely high magnification view of the disc and macula. | The 15D provides high magnification along with an optimized working distance from the cornea. With its 4.11x magnification it is also well suited for disc and macular observation. |