Attribute | Canon EF 135mm f/2.8 Soft Focus × | Pentax SMC P-D FA 100mm f/2.8 Macro × |
---|---|---|
Brand | Canon | Pentax |
Name | Canon EF 135mm f/2.8 Soft Focus | Pentax SMC P-D FA 100mm f/2.8 Macro |
Focal Length (mm) | 135.00 | 100.00 |
Image Circle | 35mm | 35mm |
Diaphragm Blades | 6 | 8 |
APS Equivalent | 216mm | 150mm |
Focus Details | Inner focusing | - |
Length (mm) | 98 | 80.5 |
Magnification Ratio (x) | 0.12 | 1 |
Closest Focus (m) | 1.3 | 0.3 |
Filter Size (mm) | 52 | 49 |
Aperture (f) | 2.80 - 32.00 | 2.80 - 32.00 |
Diagonal Angle of View (degree) | 18.00 | 24.50 |
Weight (g) | 390 | 345 |
Lens Construction | 7 elements in 6 groups, including 1 aspherical element; Super Spectra coatings | 9 elements in 8 groups |
Type | Telephoto Prime Soft Focus | Telephoto Prime Macro |
Diameter (mm) | 69 | 67.5 |