refractor

UK
/rɪˈfræktə/
US
/rɪˈfræktər/

Library

It is a refractor +4
astronomy
télescope réfracteur
Désigne le type de télescope décrit dans le passage.
Men of Invention and Industry
"Men of Invention and Industry" by Samuel Smiles is a historical account likely written in the late 19th century. The book examines the lives and contributions of various inventors and industrialists, highlighting their impact on society, particularly within British industry, with an emphasis on significant advancements such as shipbuilding and steam power. The opening of the book sets the stage with a discussion of the early history of English shipbuilding, beginning with the figure of Phineas Pett. It explores the humble beginnings of the British navy and the advancements made under historical figures like Henry VIII. Various early challenges in shipbuilding are elucidated, alongside the importance of foreign expertise in developing England’s maritime capabilities. The narrative illustrates a shift from a heavy reliance on importing goods and expertise to a burgeoning English independence in shipbuilding and trade, paving the way for a stronger national identity tied to maritime innovation.
Men of Invention and Industry
But if out on a clear night I think my reflector would take more power than the refractor.
astronomy
supporter un grossissement supérieur à celui du réfracteur
Pouvoir être utilisé à un grossissement supérieur à celui d’un autre télescope.
Men of Invention and Industry
"Men of Invention and Industry" by Samuel Smiles is a historical account likely written in the late 19th century. The book examines the lives and contributions of various inventors and industrialists, highlighting their impact on society, particularly within British industry, with an emphasis on significant advancements such as shipbuilding and steam power. The opening of the book sets the stage with a discussion of the early history of English shipbuilding, beginning with the figure of Phineas Pett. It explores the humble beginnings of the British navy and the advancements made under historical figures like Henry VIII. Various early challenges in shipbuilding are elucidated, alongside the importance of foreign expertise in developing England’s maritime capabilities. The narrative illustrates a shift from a heavy reliance on importing goods and expertise to a burgeoning English independence in shipbuilding and trade, paving the way for a stronger national identity tied to maritime innovation.
Men of Invention and Industry
I have compared my six-inch reflector with a 4 1/4 inch refractor, through my window, with a power of 100 and 140.
astronomy
réfracteur de 4¼ pouces
Un télescope réfracteur décrit par la taille de son ouverture.
Men of Invention and Industry
"Men of Invention and Industry" by Samuel Smiles is a historical account likely written in the late 19th century. The book examines the lives and contributions of various inventors and industrialists, highlighting their impact on society, particularly within British industry, with an emphasis on significant advancements such as shipbuilding and steam power. The opening of the book sets the stage with a discussion of the early history of English shipbuilding, beginning with the figure of Phineas Pett. It explores the humble beginnings of the British navy and the advancements made under historical figures like Henry VIII. Various early challenges in shipbuilding are elucidated, alongside the importance of foreign expertise in developing England’s maritime capabilities. The narrative illustrates a shift from a heavy reliance on importing goods and expertise to a burgeoning English independence in shipbuilding and trade, paving the way for a stronger national identity tied to maritime innovation.
Men of Invention and Industry