What is the meaning of Luke 11:34?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

Your eye is the lamp of your body. When your eyes are good, your whole body also is full of light. But when they are bad, your body is full of darkness.

Berean Standard Bible (BSB)

The lamp of the body is the eye. Therefore when your eye is good, your whole body is also full of light; but when it is evil, your body also is full of darkness.

World English Bible (WEB)

The light{G3088} of the body{G4983} is{G2076}{(G5748)} the eye{G3788}: therefore{G3767} when{G1875} thine{G4675} eye{G3788} is{G5600}{(G5753)} single{G573}, thy{G4675} whole{G3650} body{G4983} also{G2532} is{G2076}{(G5748)} full of light{G5460}; but{G1161} when{G3752} thine eye is{G5600}{(G5753)} evil{G4190}, thy{G4675} body{G4983} also{G2532} is full of darkness{G4652}.

Strong's King James

(34) The eye is the lamp of your body, when your eye is sincere, your whole body also is radiant but when it's evil, your whole body also is dark.

The F.O.G*

[34] Your eye is your body's lamp. When your eyes are healthy, your whole body is full of light. But when they're unhealthy, your body fills with darkness.

The F.O.G Paraphrase

‘The lamp of the body is the eye, when then thine eye may be simple, thy whole body also is lightened; and when it may be evil, thy body also is darkened;

Young's Literal Translation