Logáil isteach chun an mhír seo a fheiceáil i dteangacha eile
Adjustable slit
A brass plate with a square aperture is fixed to the center of a small shaped wooden board. Two iron blades, placed opposite the aperture, form a vertical slit. By means of a screw with a return spring, it is possible to slide one of the blades and thus adjust the width of the slit. The device was made [...]
Cruthaitheoir
- Gaspero Mazzeranghi
Foilsitheoir
- Museo Galileo - Istituto e Museo di Storia della Scienza
Ábhar
- Optaic
- optics
Cineál míre
- Diaphragm
- scientific instruments
Institiúidí soláthartha
Comhbhailitheoir
Ráiteas um Chearta Ceadúnas do na meáin sa mhír seo (mura sonraítear a mhalairt)
- http://rightsstatements.org/vocab/InC/1.0/
- http://rightsstatements.org/vocab/InC/1.0/
Cearta
- © Museo Galileo - Istituto e Museo di Storia della Scienza
Dáta cruthaithe
- second half 18th cent.
- 1800
- 1751
Áiteanna
- Florence
Aitheantóir
- urn:imss:instrument:406038
Meid
- 240x140x230 mm
Teanga
- eng
- ita
Is cuid de
- Lorraine collection
Tagairtí
- http://catalogue.museogalileo.it/biography/GasperoMazzeranghi.html
Bliain
- 1751
- 1800
Tír sholáthair
- Italy