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It depends on the uses the lens are going to be put to. A lens may have a convex front and a flat back, or a convex front and a concave back, or even a convex surface on both front and back. Or even concave on both the front and back.
Concave means bowed inwards.
Convex means bowed outwards.
Wiki User
∙ 6y ago
Wiki User
∙ 6y ago2
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How many flat and curved surfaces does a cuboid have?
Flat surfaces: 6Curved surfaces: 0.
How many flat surface and curved surface cuboid has?
A cuboid has 6 flat faces but no curved surfaces. ..________ ./............../| /_______/.| |..............|.| |..............|./ |_______|/
How many flat and curved surface have a prism?
A prism has no curved surfaces. It has 5 or more flat faces.
How many curved surfaces does a cuboid have?
None. A cuboid has six flat surfaces.
How many flat surfaces a cone have?
ther is 20 surfaces on a cone because the is 1 on it sharp part * * * * * In fact, one flat surface (and one curved one).
How many flat surfaces and curved surfaces does a cylinder have?
2 flat and 1 curved
How many flat and curved surfaces does a cuboid have?
Flat surfaces: 6Curved surfaces: 0.
How many Flat surfaces and curved does a piece of paper have?
2 flat surfaces unless it is rolled up in which case it has 2 curved surfaces.
How many curved surfaces and flat surfaces does a pyramid have?
5
How many flat and curved surface have a prism?
A prism has no curved surfaces. It has 5 or more flat faces.
How many flat surface and curved surface cuboid has?
A cuboid has 6 flat faces but no curved surfaces. ..________ ./............../| /_______/.| |..............|.| |..............|./ |_______|/
How many curved surfaces does a triangular prism?
A triangular prism contains zero curved and 5 flat surfaces.
How many curved surfaces does a cuboid have?
None. A cuboid has six flat surfaces.
How many flat surfaces does a triangular pyramid have?
it has 0 curved faces
How many flat and curved surfaces does a cone have?
it has 67 bases
How many flat and curved surfaces does a cube have?
a cube has 0 curved faces and 6 straight face
How many flat surface does cone have?
An empty cone (like an ice-cream cone) doesn't have any flat surfaces. It has two curved surfaces, one outside and one inside. A solid cone has a flat base, and one other curved surface.
