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iNat·1367295GenusMollusca14 field observations
  1. Animals
  2. ›Molluscs
  3. ›Bivalves
  4. ›Autobranchia
  5. ›Heteroconchia
  6. ›Freshwater Mussels and Brooch Clams
  7. ›Freshwater Mussels
  8. ›Unionoidea
  9. ›River Mussels
  10. ›Rectidentinae
  11. ›Contradentini
Lens
Plate 1 of 1. (c) Rismayanti, some rights reserved (CC BY-NC), uploaded by Rismayanti · via iNaturalist

Lens

A lens is a transmissive optical device that focuses or disperses a light beam by means of refraction. A simple lens consists of a single piece of transparent material, while a compound lens consists of several simple lenses (elements), usually arranged along a common axis. Lenses are made from materials such as glass or plastic and are ground, polished, or molded to the required shape. A lens can focus light to form an image, unlike a...

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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In the old herbals & bestiaries

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In the stacks

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Every page naming Lens in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 1367295.