Product details

American Optical Spencer Binocular Microscope w/ 4 Objectives & Model 1051 Power Supply – Tested

Item Overview

Pre‑owned American Optical / Spencer binocular microscope with 2× AO 176 10X W.F. eyepieces, 4 objectives, mechanical stage, condenser/iris assembly, illuminator, and AO Model 1051 variable power supply. Illumination, intensity control, coarse/fine focus, stage controls, interpupillary adjustment, nosepiece rotation, condenser adjustments, and iris diaphragm were checked and are working.

Device Information

• Manufacturer: American Optical / Spencer
  

• Type: Binocular laboratory microscope
  

• S/N: 540533
  

• Eyepieces: 2× AO 176 10X W.F.
  

• Objective Positions: 4
  

• Made In: USA

Eyepieces / Binocular Head

• 2× AO 176 10X W.F. eyepieces
  

• Binocular head intact; interpupillary adjustment functional

Objectives

Four‑position nosepiece with 4 installed objectives:

• AO 1079 – 100X / 1.25 Oil
  

• AO 1116 – 45X / 0.66
  

• AO 1076 – 10X / 0.25
  

• AO 1075 – 4X / 0.12 Objective housings and visible lenses appear intact; nosepiece rotates normally.

Stage / Focus

Mechanical stage and slide holder intact; controls operate normally. Coarse/fine focus moves smoothly. Stage shows typical finish wear from prior use.

Condenser / Iris

Substage condenser and iris diaphragm present and functional.

Power Supply / Illumination

• Model: AO 1051
  

• Primary: 115V AC • Secondary: 4.5–7.5V • Power: 60W Illuminator powers on; intensity control responds properly.

Condition

Good overall used condition with normal scratches/scuffs and finish wear. No major cracks. Eyepieces, objectives, nosepiece, stage, condenser, and power supply appear intact.

Functional Testing

Illumination • Intensity control • Coarse/fine focus • Stage controls • Interpupillary adjustment • Nosepiece rotation • Condenser adjustments • Iris diaphragm All tested working. No specimen‑based optical evaluation or calibration performed.

Included

• AO / Spencer Microscope
  

• 2× AO 176 10X W.F. eyepieces
  

• 4 installed objectives (1079 / 1116 / 1076 / 1075)
  

• Mechanical stage
  

• Condenser/iris assembly
  

• AO Model 1051 power supply w/ integrated power cord

Not Included

Slides • Specimens • Immersion oil • Additional objectives/eyepieces • Filters • Camera/imaging accessories • Manual • Calibration/PM documentation

Buyer Advisory

Pre‑owned microscope tested only as described. No specimen testing or optical calibration performed. Buyer must verify suitability for the intended application. Sale includes only the pictured microscope, installed components, and power supply.

Stock ID: 40118 (P.O. 2026) (WH 555)

Purchase Terms & Buyer Protections

Condition & Use Notice

Condition: Overall, cosmetic, and functional condition are described in the listing above; please review all images carefully.
Functionality: Sold as described in the listing, or untested if stated. Biomed evaluation is recommended where applicable.
Included: Only items shown in photographs or specifically stated in the listing are included.
Buyer Responsibility: Buyer is responsible for verifying compatibility, suitability, and obtaining inspection, calibration, maintenance, or service as appropriate prior to use.