The PENTAX PF-100 ED is  high performance spotting scope, combining an extra-large, high-resolution 100mm ED lens with outstanding operability.

$1,699.00Add to cart


Extra-Large 100mm Objective Lens for an Exceptionally Bright Image Field

The PF-100ED’s objective lens features an extra-large effective aperture of 100mm to produce a super-bright image field for effortless subject spotting and high-precision focusing.

High-Resolution ED Elements for a Sharp, Crisp Image

The objective lens incorporates ED (Extra-low Dispersion) glass elements to deliver a sharp, high-resolution image with minimal chromatic aberrations.

Straight-Line Barrel for Pinpoint Pursuit of the Subject

The maneuverable straight-line barrel makes it fast and easy to spot and follow the subject from a distance.

Lightweight Magnesium-Alloy Body for Portability and Shock Resistance

The PF-100ED is made of heavy-duty magnesium alloy to reduce weight and protect inner mechanisms, while its protective rubber housing further enhances shock resistance and durability.

Waterproof Construction for All-Weather Viewing

The PF-100ED incorporates a dust-shielding glass element in its eyepiece receptacle to assure JIS Class 6 waterproof construction, so it can be used in the rain with no worries.

Nitrogen-Filled Body to Prevent Fogging

The PF-100ED’s body is filled with nitrogen gas to prevent internal fogging caused by sudden temperature changes, providing a clear vision under any condition.

A Choice of Various Eyepieces to Meet Specific Applications

PENTAX offers four wide-angle XW-series eyepieces three cost efficient XF-series eyepieces and one versatile zoom eyepieces for use with the PF-100ED. So, you can select the one that best suits your application. All eyepieces feature a long eye relief to ensure comfortable viewing for eyeglass wearers.


Other Features

Sight line on top of the lens barrel for easy targeting of the subject

  • Built-in lens hood to shield excessive light and protect the objective lens surface
  • Tripod receptacle with click-stop rotation mechanism for easy twisting of the lens barrel
Model: PF100-ED
Type: Straight-line porro-prism spotting scope
Lens Construction: 3 elements in 3 groups, ED glass elements
with 100mm effective aperture
Eyepiece Ring Diameter: 31.7mm
Focus Range: 8.5m ~ ∞
Eyepiece Ring: Collect type
Dimensions: 510mm (W) x 134mm (H) x 117mm (D)
excluding control devices and protrusions
Weight: 2,600g
Waterproof Rating: JIS Class 6
Accessories: Eyepiece cap, Case


Product name smc PENTAX XW20 smc PENTAX XW14 smc PENTAX XW10 smc PENTAX XW7
Magnification 32X 44X 62X 90X
Real Field of View 2.2° 1.6° 1.1° 0.8°
Apparent Field of View 70° 70° 70° 70°
Field of View at 1000m 38m 28m 19m 14m


Product name smc PENTAX XF12 smc PENTAX XF8.5 smc PENTAX XF ZOOM   EYEPIECE    6.5mm-19.5mm 
Magnification 52X 74X 32.5X-97.5X
Real Field of View 1.2° 0.8° 1.3°-0.95°
Apparent Field of View 60° 60° 42°-60°
Field of View at 1000m 21m 14m 22.5-11m







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