Technical Specifications:
Telescope model 71-3012 serial #411415.
Length: 11-1/4 inches.
Optical system: Fully erecting, achromatic.
Magnification: Varies automatically from 20x at near distance to 30x at infinity.
Focusing range: 4 inches to infinity.
Resolving power: 4 seconds of arc (per Bureau of Standards test procedure).
Field of View: 55 minutes at infinity, 5.2mm at near distance.
Effective aperture: 30 mm
Optics: Fully coated throughout.
Reticle: All purpose, double glass, rustproof; cross pattern with single lines top
and right, paired lines bottom and left.
Eyepiece: Erecting, achromatic; a removable blank is provided at the eyepiece
section where an Auto-Collimation Conversion unit (not included) can be installed.
Optical micrometer:
The model 71-1111 optical micrometer reads directly to .001”, or
to .0001” using the vernier scale (instructions appear in the manual).
Levels:
Circular (bullseye) level: Sensitivity 10 minutes per 2 mm movement.
High precision level: The 71-3280 is standard equipment on this instrument, it is a coincidence-reading type, and permits leveling to within 1 arc second. Sensitivity 20 seconds per 2mm movement.
Mounting interface:
Base: Female threaded, 3-1/2" x 8 U.S. Standard.
Weight with case, before our addition of external packaging: ___ pounds.
SHIPPING: U.S. Sale & Shipment only.
AMSL will select the carrier, and AMSL also reserves an option to provide prompt delivery on our vehicle at the listed shipping charges.
SALES TAX: We do not control the Ebay collection of sales tax. Please refer to Ebay regarding their sales tax policy, and Ebay's requirements for an exemption.
QUESTIONS: Please send your questions before purchasing. We'll reply as quickly as possible.
DISCLAIMER: The purchaser is responsible for all certifications and safety checks of the equipment.
Purchaser agrees that AMSL LLC shall not be held liable for injuries or damages associated
with the item. The purchaser, through their purchase acknowledges and agrees to these terms.
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