Hand lens
- Pronunciation
- /hand lenz/
- Category
- Equipment
- Singular
- Hand lens
- Plural
- Hand lenses
Definition
A small magnifying glass used by entomologists and arachnologists to closely examine insects and arachnids in the field or laboratory.
Etymology
From Middle English 'hand', from Old English 'hand', and 'lens', borrowed from Latin 'lens', 'lentis', meaning 'lentil, lens'.
Example
Using a hand lens, the entomologist observed the intricate patterns on the butterfly's wings.
Synonyms
- Magnifying glass
Related Terms
- Microscope
- Field equipment
- Optics
Usage Notes
Hand lenses are preferred for their portability and ease of use when detailed examination of small creatures is needed in situ.