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FSC 6540 | Supplies Equipment Ophthalmic Instruments
CR-39,28MM FT,71MM

Model: CR-39,28MM FT,71MM

Se Bifocal Ophthalmic Lens Blank

Special Features:

Cr-39; convex

Properties:

Cross Sectional Shape

Spherocylinder compound

Diameter

71.0 millimeters

Thickness

6.0 millimeters

Material And Location

Plastic bifocal

Additional Power Rating In Diopters

1.500 bifocal

Reading Segment Diameter

28.0 millimeters

Reading Segment Height

19.0 millimeters

Base Curve Diopter

10.00 plus

Light Transmission

Untinted

Part Name Assigned By Controlling Agency

Lens blank ophth bifocal semifinished plas untinted+10.0 addl1.5

Style Designator

Round with straight top bifocal segment

NSN

6540-01-382-5920

Part Number

CR-39,28MM FT,71MM

Description

Lens Blank,ophthalmic,bifocal,se

CAGE

3N062

A transparent optical element consisting of a major blank and a bifocal segment. The blank and segment have been pressed in a glass mold to an approximate size and shape, and are ground and polished to a finished diopter curvature on one surface only.

Part CR-39,28MM FT,71MM NSN 6540-01-382-5920

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

30300

FIIG:

A22000

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

057940

UFC:

33020

LTL:

RATING VARIABLE

LCL:

WCC:

744

TCC:

SHC:

ACC:

Medical Supplies

Pricing & Availability Check

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How to Order

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Phone:	+1 470-231-0824
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Schedule B and Export

Schedule B: 7014001000
SITC: 66595
End Use: Other industrial supplies
NAICS: 327212
USDA: 1

Freight Class: Lens blanks (other than for spectacles) not optically worked, of glass, (optical elements)