Comparison: Canon EF 40mm f/2.8 STM vs Atlas Orion 21mm T2 2x
| Canon EF 40mm f/2.8 STM | Atlas Orion 21mm T2 2x | |
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| Brand | Canon | Atlas Lens Co. |
| See Lowest Price | See Lowest Price |
| Canon EF 40mm f/2.8 STM | Atlas Orion 21mm T2 2x | |
| | |
| Brand | Canon | Atlas Lens Co. |
| See Lowest Price | See Lowest Price |