Fresnel lens
— Navneord
– Engelsk
~ lens composed of a number of small lenses arranged to make a lightweight lens of large diameter and short focal length
field lens
— Navneord
– Engelsk
~ the lens that is farthest from the eye in an optical device with more than one lens
family Lentibulariaceae
— Navneord
– Engelsk
~ carnivorous aquatic or bog plants: genera Utricularia, Pinguicula, and Genlisea
family Lepidobotryaceae
— Navneord
– Engelsk
~ family created in 1950 solely for the classification of a distinctive African tree repeatedly classified in other families; trees long believed to exist only in Africa
family Lepidodendraceae
— Navneord
– Engelsk
~ fossil plants characterized by conspicuous spirally arranged leaf scars on the trunk
family Lepiotaceae
— Navneord
– Engelsk
~ a family of fungi having free gills and a cap that is cleanly separable from the stalk