Questar QM-1 DR1 Quartz Long Distance Microscope (QTZ) – Complete w/ Original Case, Two Keys, Manual & Accessories – Tested & Operational
Offered for sale is an exceptionally rare and remarkably complete Questar QM-1 DR1 Quartz Long Distance Microscope, accompanied by its original fitted aluminum carrying case, both original factory keys, original Questar instruction manual, protective caps, and factory accessories.
Manufactured by Questar Corporation of New Hope, Pennsylvania, this instrument represents the pinnacle of American precision optical engineering. For decades, Questar has been recognized worldwide for producing some of the finest compact optical systems ever built, combining extraordinary optical performance with meticulous craftsmanship and precision-machined construction.
The QM-1 DR1 was developed as a professional-grade long-distance observation and inspection system capable of delivering exceptional image resolution at distances beyond the capabilities of conventional microscopes. Utilizing Questar's renowned Maksutov-Cassegrain optical design, the QM-1 offers laboratory-grade performance in a compact and highly portable package.
This example features the highly desirable QTZ (Quartz Optical System) designation. Quartz-equipped Questars were premium instruments engineered for enhanced thermal stability, optical consistency, and precision performance, making them especially sought after among collectors and advanced users.
The optics have been tested and confirmed to perform as designed, delivering the outstanding clarity, contrast, and image sharpness for which Questar instruments have become legendary.
Questar QM-1 DR1 Quartz Long Distance Microscope (QTZ) – Complete
- Rare Questar QM-1 DR1 configuration
- Desirable Quartz Optical System (QTZ)
- Precision Maksutov-Cassegrain optical design
- Verified fully functioning optics
- Original fitted aluminum carrying case
- Both original Questar case keys included
- Original Questar instruction manual
- Original protective caps and covers
- Original factory accessories
- Compact professional-grade observation system
- Precision-machined American craftsmanship
- Highly collectible scientific instrument
- Made in the USA
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