Photography Photography Camera, Lenses, and Gear Questions and Answers 3

Question 1

What does the 'L' designation on Canon lenses signify?

Accepted Answer

Luxury series with professional-grade optics

Answer

Lightweight construction

Answer

Long-range telephoto capability

Answer

Limited edition production

Question 2

Which autofocus motor type is generally the fastest and quietest in modern lenses?

Accepted Answer

Ultrasonic or silent wave motor

Answer

Micro motor

Answer

Stepper motor

Answer

DC motor

Question 3

What is the function of a camera's mirror lock-up feature?

Accepted Answer

To reduce vibration caused by mirror movement during exposure

Answer

To lock the mirror for sensor cleaning

Answer

To prevent accidental shutter release

Answer

To enable continuous shooting mode

Question 4

What does a higher Abbe number indicate about a lens element?

Accepted Answer

Lower chromatic aberration

Answer

Higher light transmission

Answer

Greater scratch resistance

Answer

Wider maximum aperture

Question 5

Which memory card type offers the fastest sustained write speeds for professional video recording?

Accepted Answer

CFexpress Type B

Answer

SD UHS-I

Answer

CompactFlash UDMA 7

Answer

microSD A1

Question 6

What is 'focus breathing' in a camera lens?

Accepted Answer

A change in focal length as the lens focuses from near to far

Answer

The sound a lens motor makes during autofocus

Answer

A technique for smooth manual focus transitions

Answer

Slight fogging of lens elements in cold weather