Williams optics SWAN 40mm

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Brand and Model:Williams optics SWAN 40mm
Price ($USD):120$
Type:Misc Wide Angle
Focal Length:40 mm
Barrel Size:2
Apparent FOV:72.0 degrees
Field Stop Dia.:0.0 mm
Eye Relief:28 mm
Weight (lbs):1.25
Description:The Swan eyepieces are super wide angle designs with 72° apparent field of view. They use simple but sophisticated five-lens optical systems for generally higher contrast than the more complicated optical designs used in some other super wide angle eyepieces that use up to eight lenses.

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Williams optics SWAN 40mm
Un verdadero buscador/ocular, me parece el ocular con más campo y más calidad del mercado por 120$.

Overall Rating: 8
Optics:8 Value:8
Weight: 5 (Veritable Vote)
Link to this vote: http://excelsis.com/1.0/displayvote.php?voteid=600349

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