a convex lense
there is something in the telescope that helps things appear larger
A magnifying glass is convex.
A magnifying glass is a hand-held instrument used to make an item look larger by magnifying its image when viewed through the lens.
A magnifying glass is convex in shape.
If you mean 'set fire to something' then no, there is most unlikely to be enough energy in a normal light beam even when it's focussed with a magnifying glass. It does depend on the power of the light, of course. How many watts do you think it will take
Glass
a magnifying glass
a glass one
My cousin and I used a magnifying glass to see the paper.
Magnifying glass
A magnifying glass or a microscope.
The magnifying glass is only used in the Forgery Detection class on Counterfeit Island.
usually a microscope
the magnifying glass must be positioned so as to focus the light from the sun on a single point (ex. kindling), causing heat and hopefully, a small fire
A small magnifying glass -- such as that used by a watchmaker or by a graphic artist -- is known as a "loupe."
A magnifying glass or pocket viewer can be used.
there is something in the telescope that helps things appear larger