division of esterline corporation

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Just $425* buys the IFwrairadl "Foci-Flex" GRATING MONOCHROMATOR A low-cost, quality instrument ideally suited for systems operation, education and experimental uses. "14,440 lines per inch - $425.; 28,800 lines per inch - $485. Featuring: 200-785 πιμ wavelength range F/5.3 optical system Interchangeable slits 1 πιμ resolution capability FOCI A product of Farrand Optical Co., Inc., New York, Ν. Υ. Direct inquiries to: Accessories and attachments also available. Informa lion on other grating monochromators en request. Circle No. 132 on Readers' Service Card Our Multipoint Has More Standard Features Than Others Have Options Where else can you get manual point advance, five chart speeds, two print rates, infinite resolution conductive plastic potentiometer, plus MV, volts, T/C or RTD inputs as standard features? And look at these exclusive options: print-on-alarm that will scan and record only off-normal inputs; programmed printing that electrically selects points to be printed and deleted; automatic dual range, which allows mixing inputs of two T/C types or DC volts and T/C on one recorder. Learn more about this Multipoint. Write or call: Esterline Angus · Division of Esterline Corporation · Box 24000 · Indianapolis, Indiana 46224 · Phone 317/244-7611. Circle No. 31 on Readers' Service Card VOL. 41, NO. 7, JUNE 1969 · 113 A Farrand OPTICAL CO., INC. Commercial Products Division 535-A So. 5th Avenue, Mt. Vernon, Ν. Υ. 10550 (914) 668-9393/Cable Address: FOCIUS NY ESTERLINE ANGUS

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Just $425* buys the IFwrairadl "Foci-Flex" GRATING MONOCHROMATOR

A low-cost, quality instrument ideally suited

for systems operation, education and

experimental uses. "14,440 lines per inch - $425.; 28,800 lines per inch - $485.

Featuring: 200-785 πιμ wavelength range F/5.3 optical system Interchangeable slits 1 πιμ resolution capability

FOCI A product of

Farrand Opt ica l Co., Inc., New York, Ν. Υ.

Direct inquiries to:

Accessories and attachments also available. Informa lion on other grating

monochromators en request.

Circle No. 132 on Readers' Service Card

Our Multipoint Has More Standard Features Than Others Have Options

Where else can you get manual point advance, five chart speeds, two print rates, infinite

resolution conductive plastic potentiometer, plus MV, volts, T/C or RTD inputs as

standard features? And look at these exclusive options:

print-on-alarm that will scan and record only off-normal inputs; programmed printing that

electrically selects points to be printed and deleted; automatic dual range, which allows mixing inputs of two T/C types or DC volts and T/C on one recorder.

Learn more about this Multipoint. Write or call: Esterline Angus · Division of Esterline Corporation · Box 24000 · Indianapolis, Indiana 46224 · Phone 317/244-7611.

Circle No. 31 on Readers' Service Card

VOL. 41, NO. 7, JUNE 1969 · 113 A

Farrand OPTICAL CO., INC. Commercial Products Division 535-A So. 5th Avenue, Mt. Vernon, Ν. Υ. 10550 (914) 668-9393/Cable Address: FOCIUS NY

ESTERLINE ANGUS