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Pentax - PF-80ED Straight Spotting Scope with 20-60x Zoom Eyepiece
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$ 1199.00
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The PENTAX PF-80ED features extra low dispersion glass elements, a large 80 mm objective lens, and a nitrogen filled (JIS Class 6)
waterproof body for the perfect blend of durability and outstanding image quality even under the most demanding conditions.# The Pentax PF-80ED is housed in an exceptionally lightweight magnesium-alloy body.
# Incorporating Extra-low Dispersion (ED) glass elements for optimum optical resolution.
# Large 80mm objective lenses for bright viewing under all light conditions.
# The body of the PF-80ED incorporates the American standard 1 1/4-inch (31.7mm) - diameter eyepiece receptacle, which accepts
not only the optional Pentax XW eyepieces, but also other telescope manufacturers' eyepieces on the market.
# The receptacle has a special "O" ring assembly, which allows the body of the scope to be filled with nitrogen, making it fog
proof and JIS Class 6 waterproof.
# A built-in lens shade cuts excessive light and helps to prevent rain and other weather elements from interfering with viewing.
# An extra wide focusing knob is incorporated for effortless focusing.
# A tripod socket with a click-stop rotation mechanism is available to allow for different viewing angle options.
# Famous Pentax Super-Multi-Coating maximizes light transmission, clarity and contrast.
# An extendable eyecup allows variable adjustment for up to a full 20mm of eye relief, allowing those wearing eyeglasses the same
view as non-eyeglass wearers.
# Equipped with a durable rubber housing to protect against shock and damage.
# The PF-80ED comes with a limited lifetime warranty.
# The PF-80ED accepts PENTAX XW Telescope Eyepieces: XW7 (71X), XW10 (50X), XW14 (36X), XW20 (26X), and the 20X-60X Zoom
Eyepiece.
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The smc Zoom eyepiece features a magnification range of 20-60X, an apparent field of view of 38 to 60 degrees,
and an eye relief of 20mm. Like all PENTAX eyepieces, it is renowned for its outstanding image reproduction.
With its JIS Class 6 rated waterproof and fog proof construction, this Zoom eyepiece is ideal for use with
astronomical telescopes. |
Lens Structure: 6 elements, 4 groups
Real Field of View: 1.9 - 1 degrees
Apparent Field of View: 38-60 degrees
Field of View at 1000m: 33-17mm
Field of View at 1000 Yards: 108 - 56 ft.
Exit Pupil: 4-1.3mm
Eye Relief: 20mm
Relative Brightness: 16-1.7
Eyepiece Size: 5.7" x 2.7"
Lens & Outside Diameter: 44 x 69mm
Weight: 19.2 oz. (550g)
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