The Microscope,optical, cataloged under National Stock Number 6650-01-321-8823, is classified within Federal Supply Class 6650 (Optical Instruments, Test Equipment, Components and Accessories) of the Instruments and Laboratory Equipment group. The manufacturer of record is Leica Inc Surveying and Photogrammetry Systems Div. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-321-8823 |
| Primary Part Number | MICROSTAR IV |
| Item Name | Microscope,optical |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Leica Inc Surveying and Photogrammetry Systems Div |
| Status | ACTIVE |
| Stage Type | MECHANICAL |
| Nosepiece Design | TURRET |
| Body Tube Bertrand Lens | NOT PROVIDED |
| Numeric Aperture | 1.25 |
| Usage Design | BIOLOGY |
| Lens Type | ACHROMATIC |
| Body Tube Accessroy Slot | NOT PROVIDED |
| Design Type | GENERAL PURPOSE |
| Eyepiece Magnification | 10 AND 15 |
| Focusing Type | ADJUSTABLE |
| Eyepiece Quantity | 2 |
| Objective Iris Diaphragm | PROVIDED |
| Accessory Components and Quantity | BASE 1; SUPPORTING ARM 1; BINOCULAR BODY; REVOLVING QUINTUPLE NOSEPIECE 1; MECHANICAL STAGE 1,SUBSTAGE 1; OPTICS 1; BUILT-IN VARIABLE LIGHT SOURCE 1; DUST COVER 1; SPARE LAMP 1; FUSE 1 |
| Body Tube Position | INCLINED |
| Specification/standard Data | 0CL52-DLA-120-90D-8177/REV1 GOVERNMENT SPECIFICATION |
| Departure From Cited Document | REQUISITIONER SHOULD SPECIFY VOLTAGE 115 VAC,50/60 HZ; 230 VAC,50/60 HZ LINE POWER; OTHER OPTIONS ARRE AVAILABLE; TRINOCULAR HEAD WITH PHOTOMICROGRAPHIC ATTACHMENT (NOTE: C MOUNT NOT SUPPLIED); SINGLE,TWO,THHREE,FOUR OR FIVE VIEWING STATIONS; 10X EYEPIECE FIELD OF VIEW NOT LESS THAN 18 MM; 15X EYEPIECE FIELD OF VIEW NOT LEESS THAN 16 MM; BRIGHTFIELD PLAN ACHROMAT,4X; N. A.0.10 DRY; BRIGHTFIELD PLAN ACHROMAT 10X N. A. 0.25 DRY; OR BRIGHTFIELD PLAN ACHROMAT 40X N. A. 0.25 DRY; OR BRIGHTFIELD PLAN 0.65 DRY; BRIGHTFIELD PLAN ACHROMAT 50X N. A. 0.80,OIL WITH IRIS; BRIGHTFIELD PLAN ACHROMAT 100X N. A. 1.25 OIL; ABBE,IRIS DIIAPHRAM CONDENSOR N. A. 1.25 FOR MAGNIFICATION OFF 4X TO 100 X; ACHROMAT-APLANAT 5 LENS,IRRIS DIAPHRAGM CONDENSOR,N. A. 1.40 FOR MAGNIFICATION OF 10X TO 100X VAC |
| Iris Diaphragm Type | CENTERABLE |
| Objective Type | DRY |
| Nonstereoscopic Type | BINOCULAR |
| Stage Shape | RECTANGULAR |
| Carrying Case | NOT PROVIDED |
| Nosepiece Place Quantity | 5 |
| Substage Condenser Design | ABBE |
| Body Tube Analyzer | NOT INCLUDED |
| Body Tube Interchangeability Feature | PROVIDED |
| Objective Quantity | 5 |
| Condenser Adjustability | ADJUSTABLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MICROSTAR IV PRIMARY | Leica Inc Surveying and Photogrammetry Systems Div (USA) |
NSN 6650-01-321-8823 is a Microscope,optical, manufactured by Leica Inc Surveying and Photogrammetry Systems Div, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-321-8823 has 1 manufacturer part number on file: MICROSTAR IV (Leica Inc Surveying and Photogrammetry Systems Div).
Key specifications for MICROSTAR IV: Stage Type: MECHANICAL; Nosepiece Design: TURRET; Body Tube Bertrand Lens: NOT PROVIDED; Numeric Aperture: 1.25. 27 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.