INON UWL-100 Achromat Wide Conversion Lens
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[Description]
●Maximum angle of view 100.5 ° underwater for ultra wide shot and 158.3 ° on land for fish-eye shot.
●In addition to ultra wide angle of view, optical design of the UWL-100 allows closer focusing distance which benefits you when shooting wide macro image.
●Optional「Dome Lens Unit II for UWL-100」further widen maximum angle of view to 131.6°underwater for semi-fisheye imaging.
●Optical construction is 5 elements in 4 groups with coated optical glasses including achromat lens (achromatic doublet) which effectively suppress optical aberrations and elicits master lens performance.
●Highly versatile screw type「M67 Mount」compatible.
●Two options (Type1/Type2) for various camera type to bring out optimum performance of master lens.
*Type conversion is available as optional feature.
●Directly screwed on a housing which has M67 lens ring or mounted through dedicated 「M67 Mount Base」for a housing which is not equipped with a M67 lens ring.
Product Specification (*1)
Model | UWL-100 Achromat Type1/Type2 |
Outer diameter / Length (*2) | 100mm / 58.5mm (3.9in / 2.3in) |
Weight (air / underwater) (*2) | 625g / approx.370g (22oz / 13oz) |
Lens construction | 5 elements in 4 groups |
Focal length (air / underwater) | infinity / infinity (afocal system) |
Magnification (*3) | 0.57077 |
Maximum incident view angle (air / underwater) (*10) | 158.3° / 100.5° |
Body Material / Finising | Corrosion resistant aluminum alloy / Rigid black alumite |
Glass / Coating | Optical glass / Both side coating |
Mount thread diameter / pitch | M67 / 0.75 |
Depth rating | 60m (197ft) |
[Pictures]
For different camera and housing's Focus range / Vignetting, please refer to INON's web site: http://www.inon.jp/products/lens/uwl100achromat/spec.html