Jump to content


Photo

Different Focal Lengths, Same Angle of View


  • Please log in to reply
No replies to this topic

#1 Nick Norton

Nick Norton
  • Basic Members
  • PipPipPip
  • 248 posts
  • Student
  • Chicago

Posted 05 April 2010 - 04:45 PM

I am shopping for a fisheye to fit my 7D, and am confused on the claims of some lenses.

Comparing a 7mm with an 8mm fisheye, they both claim to have a 180 degree diagonal angle of view.

How can this be if the focal lengths are different?

How can i determine which fisheye is widest?
  • 0


Aerial Filmworks

Abel Cine

Rig Wheels Passport

Willys Widgets

rebotnix Technologies

Ritter Battery

Gamma Ray Digital Inc

FJS International, LLC

CineLab

Tai Audio

Technodolly

Broadcast Solutions Inc

CineTape

New Pro Video - New and Used Equipment

Media Blackout - Custom Cables and AKS

Wooden Camera

Metropolis Post

Visual Products

Paralinx LLC

The Slider

Glidecam

Wooden Camera

Metropolis Post

rebotnix Technologies

Media Blackout - Custom Cables and AKS

Ritter Battery

Willys Widgets

Gamma Ray Digital Inc

CineTape

Technodolly

Rig Wheels Passport

Glidecam

Visual Products

Abel Cine

Aerial Filmworks

Tai Audio

CineLab

The Slider

Paralinx LLC

New Pro Video - New and Used Equipment

FJS International, LLC

Broadcast Solutions Inc