Swarovski's new revolutionary BTX binocular spotting scope eyepiece brings unheard-of comfort to long range optical viewing. Compatible with all ATX/STX objective lenses, the BTX eyepiece module changes the way you'll think about spotting scopes.

BTX Features

• Perfect fit to SOC Objective modules - 65mm, 85mm, and 95mm objective modules are all supported
• Observer now can use both eyes all the time when scoping, enhancing user comfort and ergonomics and providing amazing image quality
• Does not have a zoom eyepiece, but is compatible with optional 1.7x Magnification Extender (49230)
• Eyepieces are adjustable for interpupillary distance
• Right eyepiece adjusts for diopter
• Forehead rest provides enhanced user comfort and stability, and is adjustable for optimum viewing distance from ocular lenses
• Integrated peep sight for quickly finding remote targets
• SWAROVISION Field Flattener and High Definition Lenses give perfect clarity, eliminate distortion, offer increased eye relief, and bring out ulimate color contrasts
• SWAROTOP, SWARODUR, and SWAROCLEAN lens coatings
• Functional Temperature: -13° to 131° F