Exposure is usually adjusted by the placement of neutral density filters on the front or rear of the lens.

Here's the eye with the opaque lens, the opaque lens extracted and an acrylic lens inserted.

Lens

Lens

Lens Distortion

Lens Correction

Lens Filters

No Lens Filter Do not apply a lens filter when rendering the image.

Lens Auto Correction

No Lens Filter

Watch the rear.

I rear cattle.

On 22 August 2006, Rear Adm. Iqbal was relieved by German Rear Admiral Heinrich Lange.

Cap Diego

Car 2, Rear View

The first day, it was a huge umbrella cap, like a captain's cap.

Antsiranana Cap Diego

I'm in the rear car.

The rear gate was open.

Filters can be used in front of the lens or, in some cases, behind the lens for different effects.

Image by Halabi Lens. Copyright Demotix

This value controls the amount of distortion. Negative values correct lens barrel distortion, while positive values correct lens pincushion distortion.

Put on your cap.

Put on your cap.

Consolidated Appeals Process (CAP)

Employment Act (Cap 160)

Citizenship Act (Cap 112)

Rear end collisions often cause whiplash.

He attacked me from the rear.

The rear view mirror fell off.

I am at the rear of him.

Watch the rear. I'll watch the front.

Tom glanced at the rear view mirror.

There's an emergency exit in the rear.

It's a great cricket cap.

Penal Code Act (Cap 135)

They are the Lens of a Young Homsi

Smokers are asked to occupy the rear seats.

Please move to the rear of the bus.

They had a dent in the rear door.

I was rear ended by a pickup truck.

The rear tire of my bicycle is flat.

Rear tyres are now fitted on the front.

Both books apply to the past the lens that Argentines are accustomed to using when they look at the present the lens of the press.

Expression studies in non lens cells showed that the αB crystallin, other than being a functional lens protein, is a functional small heat shock protein.