BK-7 LENS

Showing all 11 results

    Catalog No. Description QOH Order
    SCD1045-02A
    BK-7 LENS PL/CX 14mmDIA 25mmFL
    14.00mmDIA. X 4.00mmCTR.THK.
    more info...

    SCD1045-02A

    CONFIGURATION: DISC, PLANO/CONVEX
    DIAMETER: 14.00mm +/- 0.25mm
    CENTER THICKNESS: 4.00mm +/- 0.20mm
    EDGE THICKNESS: 1.95mm REF.
    EDGE BEVEL: 0.127mm / 0.254mm X 45deg, 2 PLACES.
    SPHERICAL RADIUS: 12.97mm +/- 0.25mm CONVEX
    CENTERING ERROR: 3 ARC MINUTES MAXIMUM.
    CLEAR APERTURE: CENTRAL 12.60mm MINIMUM DIAMETER.
    SURFACE FINISH: 60-40 OR BETTER, 2 FACES.
    SURFACE FIGURE: PLANO: POWER: 2 FRINGES MAXIMUM
    IRREG: 1 FRINGE MAXIMUM
    SPH.RAD: POWER: SEE RAD.TOLERANCE
    IRREG: 1 FRINGE MAXIMUM
    MARKING(S): NONE.
    MATERIAL TYPE/QUALITY: SCHOTT BK-7 GLASS, FINE
    ANNEALED, GRADE A.
    COATING: NONE, UNCOATED SUBSTRATE.

    10Register for Pricing
    SCD1046-02A
    BK-7 LENS PL/CX 14mmDIA 50mmFL
    14.00mmDIA. X 3.10mmCTR.THK.
    more info...

    SCD1046-02A

    CONFIGURATION: DISC, PLANO/CONVEX
    DIAMETER: 14.00mm +/- 0.25mm
    CENTER THICKNESS: 3.10mm +/- 0.20mm
    EDGE THICKNESS: 2.14mm REF.
    EDGE BEVEL: 0.127mm / 0.254mm X 45deg, 2 PLACES.
    SPHERICAL RADIUS: 25.935mm +/- 0.25mm CONVEX
    CENTERING ERROR: 3 ARC MINUTES MAXIMUM.
    CLEAR APERTURE: CENTRAL 12.60mm MINIMUM DIAMETER.
    SURFACE FINISH: 60-40 OR BETTER, 2 FACES.
    SURFACE FIGURE: PLANO: POWER: 2 FRINGES MAXIMUM
    IRREG: 1 FRINGE MAXIMUM
    SPH.RAD: POWER: SEE RAD.TOLERANCE
    IRREG: 1 FRINGE MAXIMUM
    MARKING(S): NONE.
    MATERIAL TYPE/QUALITY: SCHOTT BK-7 GLASS, FINE
    ANNEALED, GRADE A.
    COATING: NONE, UNCOATED SUBSTRATE

    10Register for Pricing
    SCD1535-01A
    BK-7 LENS PL/CX 14mmDIA 25mmFL
    14.00mmDIA. X 4.00mmCTR.THK.
    more info...

    SCD1535-01A

    CONFIGURATION: PLANO/CONVEX
    DIAMETER TOLERANCE: +/- 0.25mm
    CENTER THICKNESS: 4.00mm +/- 0.20mm
    EDGE THICKNESS: 1.95mm REF.
    EDGE BEVEL: 0.127mm/0.254mm X 45deg, 2 PLACES.
    SPHERICAL RADIUS: 12.97mm +/- 0.25mm CONVEX
    CENTERING ERROR: 3 ARC MINUTES MAXIMUM.
    CLEAR APERTURE: CENTRAL 12.60mm MINIMUM DIAMETER.
    SURFACE FINISH: 60-40 OR BETTER, 2 FACES.
    SURFACE FIGURE: PLANO: POWER: 2 FRINGES MAXIMUM
    IRREG: 1 FRINGE MAXIMUM
    SPH.RAD: POWER: SEE RAD.TOLERANCE
    IRREG: 1 FRINGE MAXIMUM
    MATERIAL TYPE/QUALITY: SCHOTT BK-7 GLASS, GRADE A,
    FINE ANNEALED.
    COATING: ANTIREFLECTIVE COATED FOR 0.25% MAXIMUM
    REFLECTANCE PER SURFACE AT 1.45 MICRONS
    WITH A NORMAL INCIDENCE ANGLE, APPLIED
    TO BOTH FACES.

    1Register for Pricing
    SCD1536-01A
    BK-7 LENS PL/CX 14mmDIA 50mmFL
    14.00mmDIA. X 3.10mmCTR.THK.
    more info...

    SCD1536-01A

    CONFIGURATION: PLANO/CONVEX
    DIAMETER TOLERANCE: +/- 0.25mm
    CENTER THICKNESS: 3.10mm +/- 0.20mm
    EDGE THICKNESS: 2.14mm REF.
    EDGE BEVEL: 0.127mm/0.254mm X 45deg, 2 PLACES.
    SPHERICAL RADIUS: 25.935mm +/- 0.25mm CONVEX
    CENTERING ERROR: 3 ARC MINUTES MAXIMUM.
    CLEAR APERTURE: CENTRAL 12.60mm MINIMUM DIAMETER.
    SURFACE FINISH: 60-40 OR BETTER, 2 FACES.
    SURFACE FIGURE: PLANO: POWER: 2 FRINGES MAXIMUM
    IRREG: 1 FRINGE MAXIMUM
    SPH.RAD: POWER: SEE RAD.TOLERANCE
    IRREG: 1 FRINGE MAXIMUM
    MATERIAL TYPE/QUALITY: SCHOTT BK-7 GLASS, GRADE A,
    FINE ANNEALED.
    COATING: ANTIREFLECTIVE COATED FOR 0.25% MAXIMUM
    REFLECTANCE PER SURFACE AT 1.45 MICRONS
    WITH A NORMAL INCIDENCE ANGLE, APPLIED
    TO BOTH FACES.

    1Register for Pricing
    SCD1674-01A
    BK-7 LENS CX/CX 1.300"DIA CTD
    1.300"DIA. X 0.280"C.T.
    more info...

    SCD1674-01A

    CONFIGURATION: DISC, BI-CONVEX
    DIAMETER: 1.300″+.000″/-.005″
    CENTER THICKNESS: 0.280″+/-.005″
    CENTERING ERROR: 3 ARC MINUTES MAXIMUM.
    EDGE BEVEL: LIGHT PROTECTIVE BEVEL, 2 PLACES.
    SURFACE FINISH: 20-10 PER MIL-O-13830, 2 FACES.
    SURFACE”1″ SPH.RADIUS: 2.037″+/-.020″ CONVEX.
    SURFACE”2″ SPH.RADIUS: 2.037″+/-.020″ CONVEX.
    SURFACE ACCURACY: 1/4 WAVE MAXIMUM, 2 FACES.
    MATERIAL TYPE/QUALITY: SCHOTT BK-7, GRADE A,
    FINE ANNEALED.
    COATING: ANTIREFLECTIVE COATED FOR 0.25% MAXIMUM
    REFLECTANCE AT 1.064um WITH A NORMAL
    INCIDENCE ANGLE, APPLIED TO BOTH FACES.

    3Register for Pricing
    SCD1675-01A
    BK-7 LENS PL/CC 0.510"DIA CTD
    0.510"DIA. X 0.098"C.T.
    more info...

    SCD1675-01A

    CONFIGURATION: DISC, CONCAVE/CONVEX
    DIAMETER: 0.510″+.000″/-.005″
    CENTER THICKNESS: 0.098″+/-.005″
    CENTERING ERROR: 3 ARC MINUTES MAXIMUM.
    EDGE BEVEL: LIGHT PROTECTIVE BEVEL, 2 PLACES.
    ANNULAR RING (SURFACE”2″): 0.032″NOMINAL WIDTH.
    SURFACE FINISH: 20-10 PER MIL-O-13830, 2 FACES.
    SURFACE”1″ SPH.RADIUS: NONE, INFINITE (PLANO)
    SURFACE”2″ SPH.RADIUS: 0.787″+/-.008″CONCAVE.
    SURFACE ACCURACY: 1/4 WAVE MAXIMUM, 2 FACES.
    MATERIAL TYPE/QUALITY: SCHOTT BK-7, GRADE A,
    FINE ANNEALED.
    COATING: ANTIREFLECTIVE COATED FOR 0.25% MAXIMUM
    REFLECTANCE AT 1.064um WITH A NORMAL
    INCIDENCE ANGLE, APPLIED TO BOTH FACES.

    1Register for Pricing
    SCD1721-02A
    BK-7 LENS CC/CX -50mmFL UC
    15.00mmDIA. X 2.50mmCTR.THK.
    more info...

    SCD1721-02A

    CONFIGURATION: DISC, CONCAVE/CONVEX
    DIAMETER: 15.00mm + 0.00mm /- 0.10mm
    CENTER THICKNESS: 2.50mm +/- 0.25mm
    CENTERING ERROR: 3 ARC MINUTES MAXIMUM.
    EDGE BEVEL: LIGHT PROTECTIVE BEVEL, 2 PLACES.
    SURFACE QUALITY: 60-40 PER MIL-O-13830, 2 FACES.
    FOCAL LENGTH: -50.00mm AT 546.1nm
    SURFACE “1” SPH. RADIUS: 24.71mm CONCAVE
    SURFACE”2″ SPH.RADIUS: 627.40mm CONVEX
    SURFACE ACCURACY: 1/2 WAVE MAXIMUM, 2 FACES.
    MATERIAL TYPE/QUALITY: SCHOTT BK-7, GRADE A,
    FINE ANNEALED.
    COATING: NONE, UNCOATED SUBSTRATE.

    2Register for Pricing
    SCD1748-01A
    BK-7 LENS 10mmD 20mmFL COATED
    10.00mm DIA. X 2.00mm EDGE THK
    more info...

    SCD1748-01A

    CONFIGURATION: PLANO/CONVEX
    DIAMETER: 10.00mm + 0.00mm /- 0.10mm
    CENTER THICKNESS: 3.30mm +/- 0.20mm
    EDGE THICKNESS: 2.00mm REF.
    EDGE BEVEL: NOMINAL EDGE BREAK, 2 PLACES.
    SPHERICAL RADIUS: 10.38mm +/- 0.25mm CONVEX
    CENTERING ERROR: 3 ARC MINUTES MAXIMUM.
    CLEAR APERTURE: CENTRAL 9.00mm MINIMUM DIAMETER.
    SURFACE FINISH: 60-40 OR BETTER, 2 FACES.
    SURFACE FIGURE: PLANO: POWER: 2 FRINGES MAXIMUM
    IRREG: 1 FRINGE MAXIMUM
    SPH.RAD: POWER: SEE RAD.TOLERANCE
    IRREG: 1 FRINGE MAXIMUM
    MATERIAL TYPE/QUALITY: SCHOTT BK-7 GLASS, GRADE A,
    FINE ANNEALED.
    COATING: ANTIREFLECTIVE COATED FOR MAXIMUM
    TRANSMISSION FROM 1520nm TO 1560nm.

    2Register for Pricing
    SCD1861-02A
    BK-7 LENS PL/CC 0.5"DIA 2m ROC
    0.500"DIA. X 3.00mm CTR.THK.
    more info...

    SCD1861-02A

    CONFIGURATION: DISC, PLANO/CONCAVE
    DIAMETER: 0.500″+.000″/-.004″
    CENTER THICKNESS: 3.00mm +/- 0.025mm
    SPHERICAL RADIUS: 2 METERS.
    EFL TOLERANCE: +/- 2%
    EDGE BEVEL: 0.10mm NOMINAL X 45deg, 2 PLACES.
    CENTERING ERROR: 3 ARC MINUTES MAXIMUM.
    CLEAR APERTURE: CENTRAL 90%
    SURFACE FINISH: 60-40 PER MIL-O-13830, 2 FACES.
    SURFACE FIGURE: 1/2 WAVE MAXIMUM IRREGULARITY,
    2 FACES.
    MATERIAL TYPE/QUALITY: BK-7 GLASS, GRADE A, FINE
    ANNEALED.
    COATING: NONE, UNCOATED SUBSTRATE.

    12Register for Pricing
    SCD1948-02A
    BK-7 LENS PL/CX 14.10mm 22mmFL
    14.10mmDIA. X 1.525mmEDGE.THK.
    more info...

    SCD1948-02A

    CONFIGURATION: DISC, PLANO/CONVEX
    DIAMETER: 14.10mm +/- 0.10mm
    CENTER THICKNESS: 3.94mm REF.
    EDGE THICKNESS: 1.525mm +/- 0.125mm
    EDGE BEVEL: LIGHT PROTECTIVE BEVEL, 2 PLACES.
    SPHERICAL RADIUS: 11.50mm +/- 0.10mm
    CENTERING ERROR: 2 ARC MINUTES MAXIMUM.
    CLEAR APERTURE: CENTRAL 90% OF DIAMETER.
    SURFACE FINISH: 60-40 OR BETTER, 2 FACES.
    SURFACE FIGURE: PLANO: POWER: 2.5 WAVES MAXIMUM
    IRREG: 1/2 WAVE MAXIMUM
    SPH.RAD: POWER: SEE F.L. TOLERANCE
    IRREG: 1/2 WAVE MAXIMUM
    FOCAL LENGTH: 22.17mm @ 546.1nm REF.
    MATERIAL TYPE/QUALITY: BK-7 CROWN GLASS, FINE
    ANNEALED, GRADE A.
    COATING: NONE, UNCOATED SUBSTRATE

    163Register for Pricing
    SCD1986-02C
    BK-7 LENS PL/CC -100mmFL UC
    23.01mm DIA. X 2.95mm EDGE THK
    more info...

    SCD1986-02C

    CONFIGURATION: DISC, PLANO-CONCAVE
    DIAMETER: 23.01mm +/- 0.10mm
    EDGE THICKNESS: 2.95mm + 0.025/-0.00mm
    CENTER THICKNESS: 2.08mm REF.
    ANNULAR DIAMETER(CONCAVE FACE): 19.05mm +/- 0.50mm
    SPHERICAL CONCAVE RADIUS: 50.00mm
    CENTERING ERROR: 3 ARC MINUTES MAXIMUM.
    SURFACE ACCURACY: POWER: 5 FRINGES MAXIMUM,
    2 FACES.
    IRREG: 1 FRINGE MAXIMUM,
    2 FACES.
    SURFACE QUALITY: 60-40 PER MIL-O-13830, 3 FACES.
    MATERIAL TYPE/QUALITY: BK-7 GLASS, GRADE A,
    FINE ANNEALED.
    COATING: NONE, NOT REQUIRED.

    24Register for Pricing