Eyeglasses are made with materials such as metal and glass. The glass is the most important part of the glasses as they form the lens which the glasses are used for.
Eyeglasses were originally made from two convex glass lenses with metal wrapped around them.
Dental materials are examples of materials that are used to make impressions.
who first used plants to make materials
what materials were used to make coal trucks
Wool or Cotton. They are both materials that can be used to make a blanket.
Wool or Cotton. They are both materials that can be used to make a blanket.
The materials used to make cement are,Calcareous materials (limestone)Argillaceous materials (clay)gypsumCoal dustIron oxidemagnesiumAlkalies
This question does not make sense... but I am answering it as 'When were the eyeglasses invented?' and the answer is in 1284 in Italy by Salvino D'Armate.
The dental materials are examples of materials that is used to make impressions.
what materials were used to make the first electric fan
The materials that were originally used to make dirt bikes included rubber, plastic, steel, and aluminum. These materials are used to make those bikes today.
Early eyeglasses were typically made from materials such as bone, horn, leather, or metal. The lenses were often made from polished quartz, glass, or crystal. These materials were shaped and crafted by hand to create the earliest forms of corrective eyewear.