Attribute | Canon Extender EF 1.4x II × | Panasonic DMW-STC14 1.4X × |
---|---|---|
Notes | - | Splash, Dust, and Freezeproof design; Compatible with select L-Mount lenses |
Weight (g) | 220 | 180 |
Type | Teleconverter | Teleconverter |
Brand | Canon | Panasonic |
Name | Canon Extender EF 1.4x II | Panasonic DMW-STC14 1.4X |
Lens Construction | 5 elements in 4 groups | 7 elements in 4 groups, including 2 UHR (Ultra High Refractive Index) elements |
Image Circle | 35mm | 35mm (L-Mount) |
Magnification Ratio (x) | 1.4 | 1.4 |
Diameter (mm) | 72.8 | 65.3 |
Focal Length Multiplier | 1.4X that of the master lens | 1.4X that of the master lens |
Effective Reduction in Aperture | 1 f-stop | 1 f-stop |
Length (mm) | 27.2 | 27.6 |