Optical cuvette insert for use with differential spectrofluorometer and absorption meter

Description

FIG. 1 is a perspective view of an optical cuvette insert for use with differential spectrofluorometer and absorption meter showing our new design;

FIG. 2 is a front elevation of the design of FIG. 1;

FIG. 3 is a side elevation view of the design of FIG. 1;

FIG. 4 is a rear elevation view of the design of FIG. 1;

FIG. 5 is a top plan view of the design of FIG. 1; and

FIG. 6 is a bottom plan view of the design of FIG. 1.

Claims

The ornamental design for an optical cuvette insert for use with differential spectrofluorometer and absorption meter, as shown.

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Inventors:	Kallet; Eli A. (New York, NY), Cravitt; Samuel (Hartsdale, NY), Caputo; Leonard R. (Yonkers, NY)
Assignee:	Farrand Optical Co., Inc. (Valhalla, NY)
Appl. No.:	05/850,568
Filed:	November 11, 1977

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Current U.S. Class:	D24/224
Current International Class:	D2402
Field of Search:	;D24/8,16,99,17 ;D10/81 ;250/461R,458,461B ;356/318

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References Cited [Referenced By]

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U.S. Patent Documents

D225161	November 1972	Ritchie
D230587	March 1974	Praglin et al.
D232037	July 1974	Hach et al.
3854050	December 1975	Peterson et al.
3886363	May 1975	Ohnishi et al.

Other References

Standard Scientific Supply Corp., 1964, p. 841, item No. #912360, Cuvette, "Coleman"..

Primary Examiner: Ansher; Bernard
Attorney, Agent or Firm: Downing; John L.