A type of lens distortion

A reflection of light off the lens

A loss of image quality due to stray light

A defect in the lens manufacturing process

Strong light sources in the scene

Dirty or smudged lens elements

Using a lens with a wide aperture

All of the above

Using a lens hood

Stopping down the aperture

Cleaning the lens elements

All of the above

Veiling flare

Ghosting

Starbursts

All of the above

A general reduction in image contrast

A bright spot in the center of the image

A series of concentric rings around a light source

A star-shaped pattern around a light source

A bright spot in the center of the image

A series of concentric rings around a light source

A star-shaped pattern around a light source

A loss of image detail in the shadows

A bright spot in the center of the image

A series of concentric rings around a light source

A star-shaped pattern around a light source

A loss of image detail in the shadows

To add a sense of atmosphere to a scene

To create a dreamy or ethereal look

To draw attention to a specific part of the image

All of the above

Veiling flare

Ghosting

Starbursts

Bokeh

Using a lens hood

Stopping down the aperture

Cleaning the lens elements

Using a polarizing filter

To add a sense of atmosphere to a scene

To create a dreamy or ethereal look

To draw attention to a specific part of the image

To create a sense of mystery or intrigue

Strong light sources in the scene

Dirty or smudged lens elements

Using a lens with a wide aperture

Using a lens with a narrow aperture

Veiling flare

Ghosting

Starbursts

Sunspots

Using a lens hood

Stopping down the aperture

Cleaning the lens elements

Using a UV filter

To add a sense of atmosphere to a scene

To create a dreamy or ethereal look

To draw attention to a specific part of the image

To create a sense of realism