About the Optics Factory
One factory, two front doors: instruments wholesale here, custom components across the hall.
Who we are
Hemusun Outdoor Optics is the wholesale front of Hemusun Optical Instrument Co., Ltd. — a China-based manufacturer of binoculars, monoculars, spotting scopes, rangefinders, night vision, astronomy kits and phone optics, founded on more than a decade of optical component machining and 5,000+ lens types produced.
Why factory-direct
Buying through this site skips the trading-desk layer between you and the line: specification questions answer from engineers, customization decisions are made by the people who run the molding and coating, and QC records ship on request. Same instruments, shorter chain, honest tiers.
Verification
ISO9001 production controls, per-unit collimation checks on sealed optics, waterproof and purge testing on waterproof models, and ZYGO/VECCO interferometer metrology upstream in the component line.
Tell us your category mix.
Mixed-case quotes, tiered pricing and samples — answered within one business day.