Canon FDn 300mm f/5.6
least expensive in this length but still a good lens
This is a lightweight telephoto lens with good optical performance. Its smaller aperature makes it unsuitable for sports or action photography but it is still useful for wildlife and closeup photography.
Lens Type: Telephoto Prime
Focal Length: 300mm
Max Aperature: f/5.6
Min Aperature: f/32
Diaphram: eight blades
Lens Mount: Canon FDn
Construction: 6 elements in 5 groups.
Filter Thread: 58mm filter does not rotate with focus.
Accessories: Has built in extendible lens hood
Construction: This is metal construction, all black with some plastic fittings.
Condition: Excellent – optics are clear, no marks