This Data Helps Illuminate Why Canon Is Not Allowing Most Third Party Lenses

Canon has caused a fair amount of controversy recently over their refusal to allow most third-party lenses for the RF mount. However, recent research data sheds a lot of light on the decision. The latest BCN rankings, which track a variety of consumer electronics trends in Japan, have been released, and they show intense competition in the lens market, with the following market share for each major company (based on about 40% of Japanese retailers): 1. Canon: 17.1% 2. Sigma: 16% 3. Tamron: 15.1% 4. Sony: 14.2% 5. Nikon: 13.8% 6. OM Digital Solutions: 8.6% 7. Panasonic: 4.6% 8.