The 90D lens is made of high quality H-KL9 (Equivalent to BK 7) borosilicate crown glass. It is a bi-convex aspheric condensing lens designed for retinal imaging.
The lens can be used in custom designed retinal camera or slit-lamp retinal examination.
*Shipping lead-time for New Zealand is 1 week. For international orders, please allow up to 2 weeks. (This exclude the time-frame of the courier service)