Canon EF 300mm f4 L USM
Canon EF 300mm f4 L USM Specifications and Review
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| Model | Canon EF 300mm f4 L USM |
| Link to Current Pricing | No longer available new. Check price on Canon Canon EF 300mm f4 L USM on eBay |
Production Dates  |
1991 - 1997 |
| Comments | Very, very good lens. Sharp and high contrast even wide open. Works very well with a 1.4xTC and is acceptable even with a 2x TC. Replaced by the Image stabilized version in 1997 which is very close in sharpness but which focuses closer and has IS. |
| Field of View
(degrees) Horizontal,Vertical, Diagonal Full Frame - 36x24mm APS-C - 22.5x15mm |
Full Frame : H - 6.9 : V - 4.6 : D - 8.3 APS-C : H - 4.3 : V - 2.9 : D - 5.2 |
| Full Frame FOV equivalent with lens on APS-C body |
480 mm (1.6x multiplier) |
| Full Frame FOV equivalent with lens on APS-H body |
390 mm (1.3x multiplier) |
| Length | 213 mm (8.39 inches) |
| Weight | 1165 gm (39.39 oz.) |
| Maximum Diameter | 90 mm (3.54 inches) |
| Lens Mount Material |
Metal |
| Lens Color |
White |
| Filter Size | 77 mm |
| Filter Rotation |
Filter does not rotate |
| Focusing |
Internal Focusing (Length constant) |
| Focus Range Setting(s) |
Yes, has selectable focus range(s) |
| AF motor |
USM |
| Distance Scale | Yes, has distance scale |
| Closest Focus | 2.5 m (8.2 ft) |
| Maximum Magnification | 0.13x |
| Canon TC compatibility |
Yes, Canon TCs can be used |
| Weathersealing |
Not weathersealed |
| Lens Hood |
Built-in |
| Tripod Mount |
Tripod Mount Ring A |
| E-TTL II Support |
Yes |
| Elements/Groups |
8/7 |
| Special Glass Elements |
Yes, 2 UD elements |
| Diaphragm Blades |
8 |
| This lens is no longer in production. However it may be available used, so click the following eBay link to see what's listed there: Canon Canon EF 300mm f4 L USM on eBay |
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With the large number of entries contained in the Canon EOS Lens database it's inevitable the some of presented here may not be complete and/or may contain errors. If you find an error or missing data, please contact me and I will add or revise the data as necessary
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