Kunitomo Ikkansai
id:
kunitomo-ikkansai-289-10728507
title:
Kunitomo Ikkansai
text:
Kunitomo Ikkansai, real name Kunitomo Tōbē Yoshimasa, was a Japanese gunsmith and inventor of the late Edo period, who, after having spent several months in Edo, where he could get accustomed with Dutch wares, built Japan's first reflective telescope in 1831. It was of the Gregorian type and had a magnification of 60. He used it to make very detailed studies of sun spots and lunar topography. Four of his telescopes remain to this day. In the early 19th century, Kunitomo became an acquaintance of
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Kunitomo_Ikkansai
date created:
date modified:
2022-12-23T13:20:37Z
main entity:
{"identifier":"Q1079978","url":"https://www.wikidata.org/entity/Q1079978"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/7/7f/KunitomoIkkansai.jpg","width":240,"height":183}
fields total:
13
integrity:
14