fine-camera-lenses Asph Lens Interrelated Info

Others here have said it all. This is an excellent ultra wide for Micro 4/3. The extreme corners of the frame aren’t super sharp, so in that respect this lens isn’t in the “elite” class of ultrawides (eg, Nikon 14-24), but it is a remarkable performer considering its very small size, focal length range, and aperture range. I love mine and consider it a good buy. Some of my sample images taken with this lens are here: [...]


Help answer the question about Asph Lens
Tamron 18-270mm f/3.5-6.3 Di-II VC LD Asph at 200mm?
Ok, I know that at 270mm the Tamron has a focus issue when trying to capture moving subjects.BUT ... two questions ...1. At 200mm what aperture is it shooting at?2. How is focus Asph Lens performance at 200mm?Thanks.Or this one ... Tamron AF 28-300mm f/3.5-6.3 XR Di LD VC (Vibration Compensation) Aspherical (IF) Macro Zoom Lens for Nikon Digital SLR CamerasPerformance at 200mm (Aperture and speed of focus)Here is a chart of aperture to mmhttp://www.dpreview.com/lensreviews/tamron_18-270_3p5-6p3_vc_n15/page2.aspStill interested in how the focus performs at 200mm ... but I anticipate it is similar to full zoom since they are both at F6.3.
new-panasonic-lumix-g-20mm-f1 7-f 1 7-asph-lens-4-gh2-gx1-gf2-gf3
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*mint*-leica-summicrion-m-35mm-f 2-e39-7-element-lens-in-black-35-f2
*ex+*-8-element*-leica-summicron-m-35mm-f 2-*germany*-35 f2
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*new*-voigtlander-heliar-15mm- f4 5-asph-leica-m-15-ii
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*mint-in-box*-leica-leitz-summicron-m-35mm-f 2-6-elements-1st-version-w grip
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*new*-leica-summicron-m-35mm-f 2-asph-black-paint-35 f2-*factory-sealed*-5-year-
leica-summicron-m-35-mm-f 2 0-aspherical-lens-black
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*new*-leica-summarit-s-35mm-f 2 5-asph-fit-s2--35 2 5
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**new**-panasonic-14mm-f2 5-lumix-g-lens-for-m4 3-silver-+-46mm-uv-filter-
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Panasonic 45-200mm f/4.0-5.6 Lumix G Vario MEGA OIS Zoom Micro Four Thirds Lens for Panasonic and Olympus Micro Four Thirds Cameras
Panasonic Lumix DMC-G1 12.1MP Digital Camera with Lumix G Vario 14-45 mm f/3.5-5.6 ASPH Mega OIS Lens (Blue)
Panasonic 45mm f/2.8 Aspherical MEGA OIS Lens for Micro Four Thirds Interchangeable Lens Cameras
Panasonic LUMIX G 20mm f/1.7 Aspherical Pancake Lens for Micro Four Thirds Interchangeable Lens Cameras
Tamron AF 18-270mm f/3.5-6.3 Di II VC LD Aspherical IF Macro Zoom Lens for Canon Digital SLR Cameras
Panasonic 7-14mm f/4.0 Micro Four Thirds Lens for Panasonic Digital SLR Cameras
Panasonic Lumix DMC-G2 12.1 MP Live MOS Interchangeable Lens Camera with 3-Inch Touch Screen LCD and 14-42mm Lumix G VARIO f/3.5-5.6 MEGA OIS Lens (Black)
Panasonic Lumix DMC-G1 12.1MP Micro Four Thirds Interchangeable Lens Digital Camera with Lumix G Vario 14-45 mm f/3.5-5.6 ASPH Mega OIS Lens (Black)
Panasonic Lumix DMC-G1 12.1MP Digital Camera with Lumix G Vario 14-45 mm f/3.5-5.6 ASPH Mega OIS Lens (Red)
Panasonic Lumix 14mm f/2.5 G Aspherical Lens for Micro Four Thirds Interchangeable Lens Cameras

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Asph Lens Interrelated Info

fine-camera-lenses Asph Lens Interrelated Info