®
High Precision Diffraction Slits OS-8454
3
Multiple Slits Wheel
Multiple Slits and Double Slits
Each slit pattern is characterized by the number of slits, the slit
width (a), and the center-to-center spacing (d).
Variable Double Slit
The “Variable Double Slit” is a pair of long slits with spacing
ranging from 0.125 mm to 0.75 mm. Rotate the wheel to illumi-
nate any point along the length of the pair.
Comparisons
Each comparison is a pair of patterns that can be illuminated
simultaneously.
Specifications
Technical Support
For assistance with any PASCO product, contact PASCO at:
For more information about the High Precision Diffraction Slits
and the latest revision of this Instruction Sheet, visit:
www.pasco.com/go?OS-8454
Limited Warranty For a description of the product warranty, see the
PASCO catalog.
Copyright The PASCO scientific 012-10351A
High Precision Diffraction
Slits Instruction Sheet
is copyrighted with all rights reserved. Permission is
granted to non-profit educational institutions for reproduction of any part of
this manual, providing the reproductions are used only in their laboratories
and classrooms, and are not sold for profit. Reproduction under any other
circumstances, without the written consent of PASCO scientific, is prohib-
ited.
Trademarks PASCO and PASCO scientific are trademarks or registered
trademarks of PASCO scientific, in the United States and/or in other coun-
tries. All other brands, products, or service names are or may be trade-
marks or service marks of, and are used to identify, products or services
of, their respective owners. For more information visit
www.pasco.com/legal.
Number of Slits Slit Width (mm) Slit Spacing
(mm)
Multiple Slits
20.040.125
30.040.125
40.040.125
50.040.125
Double Slits
2 0.04 0.25
2 0.04 0.50
2 0.08 0.25
2 0.08 0.50
Width
(mm)
0.04 0.04 0.04 0.04 0.08 0.04 0.04 0.04
Spacing
(mm)
0.25 0.50 0.25 0.25 0.25 0.125 0.125
Slit width tolerance ±0.005 mm
Slit spacing tolerance ±0.01 mm
or
±0.005 mm if spacing is 0.125 mm
Address: PASCO scientific
10101 Foothills Blvd.
Roseville, CA 95747-7100
Phone: 916-786-3800 (worldwide)
800-772-8700 (U.S.)
Fax: (916) 786-7565
Web: www.pasco.com
Email: support@pasco.com
(2 pages)
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