focal length - How much distance should one move so that a shot that can be framed at xx mm be framed at yy mm? - Photography Stack Exchange
The big question - 50mm vs 85mm for portraits - which is better?
4 Reasons the 85mm is Perfect for Portraits & How to Use It
What is an ideal focal length for full body portraits that allows a closer working distance without distorting the picture? - Quora
Canon EF 85mm f/1.4L IS USM Lens Review
Comparing 35mm, 50mm, and 85mm lenses - samanthasearles.com
70-200mm vs 85mm - Which Lens Should I Buy? | Master Your Craft - YouTube
35mm vs 50mm vs 85mm Lens Comparison for Portrait Photography - YouTube
What Is Focal Length and How to Use It - 42West
The Effect of Subject Distance and Focal Length on Perspective (Podcast 568) | Martin Bailey Photography
How to Choose the Best Lens Focal Length for Filmmaking - Moment
35mm vs 50mm vs 85mm TESTED & Compared - Lapse of the Shutter
The Essential Guide to Video Camera Focal Length | Artlist
What's the Best Lens for Portraiture: 35mm, 50mm, or 85mm? (VIDEO) | Shutterbug
Beginner's Guide to Choosing the Right Lens | PRO EDU
Depth of field- 50mm vs 85mm: Sony Alpha / NEX E-mount (APS-C) Talk Forum: Digital Photography Review
Factors that Affect the Depth of Field > DINFOS Pavilion > Article
35mm, 50mm, 85mm Comparison | Lens Review - shanelongphotography.com
35mm, 50mm, 85mm Comparison | Lens Review - shanelongphotography.com
Lens Rentals | Blog
Try Laying in the Dirt for Your Next Outdoor Session | Fstoppers
Depth of Field: Distance to Subject with a Fixed Lens - Library
Focal Length | Understanding Camera Zoom & Lens Focal Length | Nikon | Nikon
Background blur and its relationship to sensor size: Digital Photography Review
The Great Debate: 85mm vs 135mm for Portrait Photography.
