![What is the -5 to +5 scale below the aperture number on the back of my Canon DSLR? - Photography Stack Exchange What is the -5 to +5 scale below the aperture number on the back of my Canon DSLR? - Photography Stack Exchange](https://i.stack.imgur.com/TjHdY.jpg)
What is the -5 to +5 scale below the aperture number on the back of my Canon DSLR? - Photography Stack Exchange
![Canon Knowledge Base - How to find the serial number location on a Canon EOS DSLR or Mirrorless camera. Canon Knowledge Base - How to find the serial number location on a Canon EOS DSLR or Mirrorless camera.](https://support.usa.canon.com/library/CANON/Serial%20Number%20Locations/Camera/EOSR5-SN.jpg)
Canon Knowledge Base - How to find the serial number location on a Canon EOS DSLR or Mirrorless camera.
![Canon Knowledge Base - How to find the serial number location on a Canon EOS DSLR or Mirrorless camera. Canon Knowledge Base - How to find the serial number location on a Canon EOS DSLR or Mirrorless camera.](https://support.usa.canon.com/library/CANON/CITS_TECH_SUPPORT/Camera/Serial%20Numbers/EOS_5D_Mark_III.png)
Canon Knowledge Base - How to find the serial number location on a Canon EOS DSLR or Mirrorless camera.
![Canon Knowledge Base - How to find the serial number location on a Canon EOS DSLR or Mirrorless camera. Canon Knowledge Base - How to find the serial number location on a Canon EOS DSLR or Mirrorless camera.](https://support.usa.canon.com/library/CANON/CITS_TECH_SUPPORT/Camera/Serial%20Numbers/EOS%201DS%20Mark%20III.png)
Canon Knowledge Base - How to find the serial number location on a Canon EOS DSLR or Mirrorless camera.
Re: Beware: Serial number issue?: Sony Alpha Full Frame E-mount Talk Forum: Digital Photography Review
![Canon Knowledge Base - How to find the serial number location on a Canon EOS DSLR or Mirrorless camera. Canon Knowledge Base - How to find the serial number location on a Canon EOS DSLR or Mirrorless camera.](https://support.usa.canon.com/library/CANON/CITS_TECH_SUPPORT/Camera/Serial%20Numbers/EOS%201D%20Mark%20IV.png)