# Petzval lens

> English word · Noun

## Definitions
1. A photographic lens consisting of two doublet lenses with an aperture stop in between.

## Etymology
Developed in 1840 by Joseph Petzval.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/petzval-lens