Canon 18x50 IS All Weather

Specifications

Specifications in detail

Optical Characteristics

• Binocular type

  Prism

• Magnification

  18x

• Objective lens effective diameter

  50mm

• Filter Size

  58mm

• Real Field of View

  3.7°

• Apparent Field of View

  60.3°¹

• Field of View at 1000m

  65m

Optical Construction

• Objective lens construction

  4 elements in 3 groups

• Eyepiece lens construction

  7 elements in 5 groups

• UD lens

  1 UD lens

• Doublet Field Flattener

  Yes

• Exit Pupil diameter

  2.8mm

• Eye relief

  15mm

• Prism type

  Porro II prism

• Lens coating

  Super Spectra coating

Focusing and dioptric correction

• Focusing system

  Object lens movement

• Focusing method

  Manual focus

• Dioptric correction method

  Dioptric correction ring

• Dioptric correction range

  +/- 3.0m-1 (dioptre)

• Closest focusing distance

  6m

Image Stabilizer

• Image Stabilizer system

  Vari-Angle Prism

• Correction angle

  +/- 0.7°

• Shake detection system

  2 Gyro sensors

• Image Stabilizer activation

  Push button switch

• Power source

  2 x AA size batteries

• Battery life

  +25°C: approx 2.5 hours

  
  

  -10°C: approx 10 minutes (using alkaline batteries)¹

• Battery level indicator

  Yes (LED)

Physical Specifications

• Water Resistance

  JIS level 4

• Rubber coating

  Yes

• Operating conditions

  -10°C to 45°C, 90% humidity

• Width

  152mm

• Height

  193mm

• Depth

  81mm

• Weight (Excluding battery)

  1180g