LCP-19 Measurement of Diffraction Intensity

Short Description:

This experimental system is suitable for general physics experiment teaching at universities and colleges. The key features include stable performance, easy operation and accurate reading. It helps students to understand the basic principles of Fraunhofer diffraction, and measure the intensity distribution of Fraunhofer diffraction. Through this system, students can enhance their hands-on experimental skills and analytical ability

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Specifications

He-Ne laser	1.5 mW@632.8 nm
Multi-slit plate	2, 3, 4 and 5 slits
Displacement Range of Photocell	80 mm
Resolution	0.01 mm
Receiving unit	Photocell, 20 μW~200 mW
Optical rail with base	1 m long
Width of adjustable slit	0~2 mm adjustable

Parts Included

Name	Specifications/part number	Qty
Optical rail	1 meter long and black anodized	1
Carrier		2
Carrier (x-translation)		2
Carrier (x-z translation)		1
Transversal Measurement Stage	Travel: 80 mm, Accuracy: 0.01 mm	1
He-Ne laser	1.5 mW@632.8nm	1
Laser holder		1
Lens holder		2
Plate holder		1
White screen		1
Lens	f = 6.2, 150 mm	1 each
Adjustable slit	0~2 mm adjustable	1
Multi-slit plate	2, 3, 4 and 5 slits	1
Multi-hole plate		1
Transmission grating	20 l/mm, mounted	1
Photocurrent amplifier		1 set
Alignment aperture		1