This Volk 78D Indirect Ophthalmoscope is a high-quality device designed for use in ophthalmology. It features a double aspheric design and a spacer/adapter for easy use. Lens color is yellow. Packaged in original case. The lens is ideal for those in the healthcare, lab, and dental fields and is a must-have for any business or industrial setting. With its precise design and quality construction, this ophthalmoscope is sure to provide accurate and reliable results every time.