PASCO SE-9358_59 High Quality Diffraction Gratings - Manual (Page 2)

LAMP
COLLIMATOR
GRATING
θ
θ
2
VIEW
Limited Warranty
PASCO scientific warrants this product to be free from defects in
materials and workmanship for a period of one year from the date of
shipment to the customer. PASCO will repair or replace, at its option,
any part of the product which is deemed to be defective in material or
workmanship. This warranty does not cover damage to the product
caused by abuse or improper use. Determination of whether a product
failure is the result of a manufacturing defect or improper use by the
customer shall be made solely by PASCO scientific. Responsibility for
the return of equipment for warranty repair belongs to the customer.
Equipment must be properly packed to prevent damage and shipped
postage or freight prepaid. (Damage caused by improper packing of the
equipment for return shipment will not be covered by the warranty.)
Shipping costs for returning the equipment, after repair, will be paid by
PASCO scientific.
Using the Diffraction
Grating in a Student
Spectrometer
If a sodium lamp is used, the
doublet may be viewed when
θ
10.5° and
θ
2
21°.
➤ NOTE: If θ
= 0°, the
lines may not resolve as
clearly.
The grating has a stronger
spectrum on one side than the
other. For best performance
and resolution, view the
brighter side.
Using the Diffraction
Grating in a Student
Spectrometer
f a sodium lamp is used, the
doublet may be viewed when
θ
10.5° and
θ
2
21°.
➤ NOTE: If θ
= 0°, the
lines may not resolve as
clearly.
The grating has a stronger
spectrum on one side than the
other. For best performance
and resolution, view the
brighter side.
LAMP
COLLIMATOR
GRATING
θ
θ
2
VIEW
Limited Warranty
PASCO scientific warrants this product to be free from defects in
materials and workmanship for a period of one year from the date of
shipment to the customer. PASCO will repair or replace, at its option,
any part of the product which is deemed to be defective in material or
workmanship. This warranty does not cover damage to the product
caused by abuse or improper use. Determination of whether a product
failure is the result of a manufacturing defect or improper use by the
customer shall be made solely by PASCO scientific. Responsibility for
the return of equipment for warranty repair belongs to the customer.
Equipment must be properly packed to prevent damage and shipped
postage or freight prepaid. (Damage caused by improper packing of the
equipment for return shipment will not be covered by the warranty.)
Shipping costs for returning the equipment, after repair, will be paid by
PASCO scientific.