Canon - 15x50 IS Image Stabilizer All Weather Binoculars

15x50 IS Features

    * Image Stabilization System compensates for handshaking as well as minute vibrations at the touch
of a button
    * High Magnification Optics, 15x, accommodate wide-ranging activities
    * Wide, Extra-Bright Field of View from large-diameter 50mm objective lens
    * Multi-Coated Ultra-Low Dispersion (UD) Objective Elements add contrast, clarity and color
fidelity
    * Long 15mm Eye Relief for easy viewing
    * Shock-and-Water-Resistant Construction with non-slip rubberized coating

15x50 IS Specifications

    * Binocular Type: Prism Binoculars
    * Magnification: 15x
    * Objective Lens:
          o Effective Diameter: 50mm
          o Filter Threads: 58mm (P=0.75)
          o Real Field of View: Field of view at 1,000 yards (ft): 237
    * Optical Construction:
          o Objective Lens: 4 elements in 3 groups (Including protective glass. G3 uses UD glass.)
          o Eyepiece lens: 7 elements in 5 groups
          o Exit pupil: 3.3mm
          o Eye Relief: 15mm
          o Prism Type: Porro II Prism
          o Pupil Distance Adjustment Range: 58mm-76mm
             
    * Focusing and Dioptric Correction:
          o Focusing system: Objective Lens (G2-G4) movement
          o Focusing Method: Manual focusing by turning the focusing knob
          o L-R Dioptric Correction Range: +/-3.0 diopters
          o Closest Focusing Distance: 19.7 ft. (6m)
             
    * Dimensions and Weight:
          o 152x193x81mm 1200g
    * Image Stabilizer:
          o Image Stabilizer System: Optical correction with vari-angle prism
          o Correction Angle: +/- 0.7
          o Shake Detection System: Two shake gyro sensors (yaw and pitch)
          o Image Stabilizer Activation: Turns on with IS mode button
          o Power Source: Two size AA batteries (Optional Battery Pack BP-B1 can also be used)
          o Image Stabilizer Continuous Operation Time:
          o Approx. 90 minutes (At room temperature with alkaline batteries. Measured according to
Canon′s testing conditions.)
          o Battery Check: Indicator lamp provided
             
    * Operating Environment:
          o 14 degrees to 113 degrees 90% humidity
    * Standard Accessories:
          o Dedicated soft case, strap, objective lens caps, and eyepiece lens caps.