# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/johann-zahn
# Generated: 2026-08-14T10:42:07.132Z

schema: https://schema.org/Person
url: "https://fame.am/person/johann-zahn"
name: "Johann Zahn"
slug: "johann-zahn"
description: "Johann Zahn was the seventeenth-century German author of Oculus Artificialis Teledioptricus Sive Telescopium. This work contains many descriptions and diagrams, illustrations and sketches of both the camera obscura and magic lantern, along with various other lanterns, slides, projection types, peepshow boxes, microscopes, telescopes, reflectors, and lenses. As a student of light, Zahn is considered the most prolific writer and illustrator of the camera obscura."
tagline: "German writer"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Zahn_-_Specula_physico-mathematico-historica_notabilium_ac_mirabilium_sciendorum%2C_1696_-_4768890_980224_00009.tif?width=1200"
gender: "male"
country:
  name: "Germany"
  isoCode: "DE"
category:
  name: "Academics"
  slug: "academics"
profileType:
  name: "Academic"
  slug: "academic"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1641"
deathDate: "1707"
livingStatus: "DECEASED"
scores:
  popularity:           45.52
  momentum:             3.673469387755101
  historical:           9.616452
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  70
  trendDirection:       "STABLE"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://ru.wikipedia.org/wiki/%D0%A6%D0%B0%D0%BD%2C_%D0%98%D0%BE%D0%B3%D0%B0%D0%BD%D0%BD%D0%B5%D1%81_(%D0%B8%D0%B7%D0%BE%D0%B1%D1%80%D0%B5%D1%82%D0%B0%D1%82%D0%B5%D0%BB%D1%8C)"
    title: "Цан, Иоганнес (изобретатель)"
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D9%8A%D9%88%D9%87%D8%A7%D9%86_%D8%B2%D8%A7%D9%86"
    title: "يوهان زان"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D9%8A%D9%88%D9%87%D8%A7%D9%86_%D8%B2%D8%A7%D9%86"
    title: "يوهان زان"
    type:  "WIKIPEDIA"
  - url: "https://cs.wikipedia.org/wiki/Johann_Zahn"
    title: "Johann Zahn"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Johann_Zahn"
    title: "Johann Zahn"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Johann_Zahn"
    title: "Johann Zahn"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/Johann_Zahn"
    title: "Johann Zahn"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Johann_Zahn"
    title: "Johann Zahn"
    type:  "WIKIPEDIA"
  - url: "https://gl.wikipedia.org/wiki/Johann_Zahn"
    title: "Johann Zahn"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Johann_Zahn"
    title: "Johann Zahn"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Johann_Zahn"
    title: "Johann Zahn"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q71105"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump