- 24mm (Prime)
- 35mm (the original 35mm group)
- 45mm
- 50mm
- Ann Arbor
- Astrophotography - The Solar System and Beyond
- Canon P
- Canon Rangefinder
- David DuChemin's Within the Frame
- iPhone Camera Shots
- Leica M photography
- Macros Group
- Nightscapes - Natural Landscapes at Night
- Panasonic Lumix S
- Panasonic Lumix S-R 20-60mm
- RAW Street Photography
- Sigma 20mm F1.4 DG DN Art
- Sigma 20mm F2 DG DN Contemporary
- Sigma 24mm F3.5 DG DN Contemporary
- Sigma 28-70mm F2.8 DG DN Contemporary
- Sigma 45mm F2.8 DG DN
- SIGMA 45mm F2.8 DG DN Contemporary
- SIGMA fp / fp L world’s smallest full-frame mirrorless camera
- TTArtisan 50mm 1.4 ASPH
- University of Michigan
- Voigtlander 35mm f/1.4 II Nokton Classic VM/LM