P0.50 BC — LENS BLANK,OPHTHALMIC,SPHERE,SEM

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

P0.50 BC: LENS BLANK,OPHTHALMIC,SPHERE,SEM.

LENS BLANK,OPHTHALMIC,SPHERE,SEM. Key specifications include width: 71.0 MILLIMETERS NOMINAL MM, height: 71.0 MILLIMETERS NOMINAL MM, diameter: 71.0 MILLIMETERS NOMINAL MM, material: PLASTIC SINGLE VISION, thickness: 12.0 MILLIMETERS NOMINAL MM, special_features: CR-39; DIOPTER BASE CURVE; UNCUT. This part is cataloged in the U.S.

Government catalog under NSN 6540-01-375-4090, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

P0.50 BC

NSN: 6540-01-375-4090
FSC: 6540 — Ophthalmic Instruments, Equipment, and Supplies
CAGE: 0G0R3 — SILOR OPTICAL OF FLORIDA INC (USA)

SPECIFICATIONS

width	71.0 MILLIMETERS NOMINAL MM
height	71.0 MILLIMETERS NOMINAL MM
diameter	71.0 MILLIMETERS NOMINAL MM
material	PLASTIC SINGLE VISION
thickness	12.0 MILLIMETERS NOMINAL MM
special_features	CR-39; DIOPTER BASE CURVE; UNCUT
style_designator	ROUND-RECTANGULAR WITH ROUNDED CORNERS
base_curve_diopter	0.50 PLUS NOMINAL
light_transmission	UNTINTED
cross_curve_diopter	0.50 PLUS NOMINAL
cross-sectional_shape_style	SPHERE
sphere_curve_outside_diopter	0.50 PLUS NOMINAL
NSN	6540-01-375-4090

COMPONENT DIAGRAM

KEY FEATURES

•

BASE CURVE DIOPTER: 0.50 PLUS NOMINAL

•

STYLE DESIGNATOR: ROUND-RECTANGULAR WITH ROUNDED CORNERS

•

DIAMETER: 71.0 MILLIMETERS NOMINAL MM

•

CROSS-SECTIONAL SHAPE STYLE: SPHERE

•

SPHERE CURVE OUTSIDE DIOPTER: 0.50 PLUS NOMINAL

•

HEIGHT: 71.0 MILLIMETERS NOMINAL MM

•

WIDTH: 71.0 MILLIMETERS NOMINAL MM

TECHNICAL CHARACTERISTICS

BASE CURVE DIOPTER	0.50 PLUS NOMINAL
STYLE DESIGNATOR	ROUND-RECTANGULAR WITH ROUNDED CORNERS
DIAMETER	71.0 MILLIMETERS NOMINAL MM
CROSS-SECTIONAL SHAPE STYLE	SPHERE
SPHERE CURVE OUTSIDE DIOPTER	0.50 PLUS NOMINAL
HEIGHT	71.0 MILLIMETERS NOMINAL MM
SPECIAL FEATURES	CR-39; DIOPTER BASE CURVE; UNCUT
WIDTH	71.0 MILLIMETERS NOMINAL MM
LIGHT TRANSMISSION	UNTINTED
PART NAME ASSIGNED BY CONTROLLING AGENCY	LENS BLANK OPHTHALMIC SPHERE SEMIFINISHED PLASTIC +0.5 +0.5 +0.5

OTHER ITEMS IN FSC 6540 — Ophthalmic Instruments, Equipment, and Supplies

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

6540-00-001-0100 6540-00-001-0101 6540-00-001-0102 6540-00-001-0103 6540-00-001-0104 6540-00-001-0105 6540-00-001-0106

SUBSTITUTES & CROSS-REFERENCES 1

0.50BC,SPHERE,CR-39,71MMSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is P0.50 BC?

P0.50 BC is a LENS BLANK,OPHTHALMIC,SPHERE,SEM.

What parts can replace P0.50 BC?

There is 1 known substitute for P0.50 BC: 0.50BC,SPHERE,CR-39,71MM. Substitute compatibility should be verified for your specific system.

What is the NSN for P0.50 BC?

P0.50 BC is cataloged in the U.S. Government catalog under NSN 6540-01-375-4090. This indicates validated use in U.S. government and defense supply chains.

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P0.50 BC — LENS BLANK,OPHTHALMIC,SPHERE,SEM

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