Sony Fisheye Converter Full-frame Fisheye Converter SEL28F20 vs 7artisans 18mm f/6.3 Mark II APS-C Lens for Micro Four Thirds (Camera Lens Comparison)

Feature	Sony Fisheye Converter Full-frame Fisheye Converter SEL28F20	7artisans 18mm f/6.3 Mark II APS-C Lens for Micro Four Thirds
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Product Code	SEL057FEC	A004BII-X
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Purchase	Amazon $298 Adorama $298 B&H Photo $298 Newegg $298 Walmart $298	B&H Photo $50
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Product
Product Brand	Sony	7artisans
Product Family
Retail Price	$300 USD	$59 USD
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Product Manual	sony.com/electronics/support/res/manuals/4535/45356981M.pdf [i]
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Camera Lens
Camera Lens Mount	Sony E Lens Mount	Micro Four Thirds
Format Coverage	Full Frame Sensor	Four Thirds Sensor
Zoomability	Fisheye Converter	Prime Lens
Lens Image Stabilization	No Stabilization	No Stabilization
Maximum Aperture	4 F-Stop	6 F-Stop
Minimum Aperture	22 F-Stop	F-Stop
Min Focal Length	16 mm	18 mm
Max Focal Length	16 mm	18 mm
Maximum Magnification	0 x
Max View Angle	180 Degrees	76 Degrees
Min View Angle	180 Degrees	76 Degrees
Lens Groups	4 Lens Groups	5 Lens Groups
Lens Elements	5 Lens Elements	6 Lens Elements
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Compare	Compare to another camera lens	Compare to another camera lens