SIGHTRON Opera Glasses for Starry Sky Observation Stella Scan 2X40 Lightweight Compact B400

Objective lens effective diameter: 40mm Lens coat: Fully multi coat Eye relief: 10mm Shortest focusing distance: approx. 2m Eye width adjustment range: 56.5mm-71.5mm Body size: Approximately 41X50X121mm Body mass: Approx. 230g Body mass: Approx. 230g Accessories: Exclusive case, manual and warranty