Attribute | Tamron SP AF 24-135mm f/3.5-5.6 AD Aspherical IF Macro × | Pentax 28-105mm f/3.5-5.6 ED D FA HD DC WR × |
---|---|---|
Notes | Available AF Mounts: Canon, Minolta, Nikon, Pentax; Included Accessories: Lens Hood | WR (Weather Resistant); Included Accessories: Lens Hood PH-RBC62, Lens Cap O-LC62, Lens Mount Cap K. |
Magnification Ratio (x) | 0.3 | 0.22 |
Filter Size (mm) | 72 | 62 |
Length (mm) | 80.6 | 86.5 |
Closest Focus (m) | 0.4 | 0.5 |
Diagonal Angle of View (degree) | 18.00 - 84.00 | 23.50 - 75.00 |
Focus Details | - | DC Motor; Internal with "Quick Shift" AF/MF mechanism |
Focal Length (mm) | 24.00 - 135.00 | 28.00 - 105.00 |
APS Equivalent | 1.5x: 36 - 202.5mm; 1.6x: 38.4 - 216mm | 43 - 161mm |
Brand | Tamron | Pentax |
Image Circle | 35mm | 35mm |
Name | Tamron SP AF 24-135mm f/3.5-5.6 AD Aspherical IF Macro | Pentax 28-105mm f/3.5-5.6 ED D FA HD DC WR |
Weight (g) | 530 | 463 |
Type | Standard Zoom | Standard Zoom |
Aperture (f) | 3.50 - 22.00 | 3.50 - 38.00 |
Diaphragm Blades | 7 | 9 |
Diaphragm Blades Type | - | rounded |
Lens Construction | 14 elements in 10 groups | 15 elements in 11 groups, including 1 ED (Extra-low Dispersion) element, 1 anomalous-dispersion glass element and 2 aspherical elements; HD coating |
Zoom System | Rotary | Rotary |
Diameter (mm) | 78.5 | 73 |