Adjective:

இருபுறக் குவிவு,

biconvex's Usage Examples:

The first compound miscroscope (discovered probably by the Middelburg lens-grinders, Johann and Zacharias Janssen about 1590) was a combination of a strong biconvex with a still stronger biconcave lens; it had thus, as well as the first telescope, a negative eyepiece.

The rays emitted from an axial object-point are not combined into one image-point by an ordinary biconvex lens of fixed aperture, but the central rays come to a more distant focus than the outer rays.

Amici chiefly employed cemented pairs of lenses consisting of a plano-convex flint lens and a biconvex crown lens(fig.

In the first it is a biconvex lens, from which segments are continually cut off parallel to the posterior surface; and in the second an elongated dome, from which segments are cut off by a transverse wall.

- Shell conical or biconvex, without canals in the external layer.

biconvex lens in front of the comb then, try the thin biconcave lens.

biconvex, round tablet printed on one side with GX CH7 and plain on the other side.

The red blood-corpuscles are invariably oval disks, with a central nucleus which causes a slight swelling; hence they are oval and biconvex.

Klqvos, ivy), biconvex; xystroidal or sistroidal (Gr.

- Biconcave, biconvex and concavo-convex (meniscus) lenses are employed in ophthalmic practice in the treatment of errors of refraction.

Synonyms:

convex, convexo-convex, lentiform, bulging, lenticular,

Antonyms:

concave, intrusive, cupular, planoconcave, acetabular,