The binoculars are a tool that makes distant things appear closer to you.

[tufguy]

1) The binoculars are a tool that makes distant things appear closer to you.

2) The binoculars are a kind of tool that helps you see distant objects closely.

Please check my sentences.

 

[GoesStation]

Drop the from both sentences and they'll be okay.

 

[Skrej]

I don't really think of binoculars as tools, although I guess they are in a very clinical definition of the word.

I think something like 'an object' or 'a (optical) device' or even 'a (optical) instrument' would sound a bit more natural.