Double Aspheric Lens (20D, 28 D, 78D, 90D, Double Aspheric) are ophthalmic lenses used for detailed fundus examination and retinal diagnostics.
Specification of 20D
- Product Code: 20DD
- Field of View: 46 / 60 Degree
- Working Distance: 50 mm
- Dia of Glass: 44 mm
20D DOUBLE ASPHERIC LENS Glass | Double Aspheric lens design with multi coating | an ideal for use with Indirect Ophthalmoscope for high resolution and field of view on retinal image. 78D DOUBLE ASPHERIC LENS Glass | Double Aspheric lens design with multi coating | an ideal Slitlamp examination lens, combination of magnification and field of view, it is providing extended working distance from cornea. 90D DOUBLE ASPHERIC LENS Glass | Double Aspheric lens design with multi coating | an ideal Slitlamp examination lens, combination of magnification and field of view, it is providing extended working distance from cornea.