CEN-TECH 93233 Operating Instructions Manual Download | Manualshive

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Junior Microscope Kit

Junior Microscope Kit

Junior Microscope Kit

Junior Microscope Kit

Junior Microscope Kit

ASSEMBLY AND OPERATING INSTRUCTIONS

3491 Mission Oaks Blvd., Camarillo, CA 93011

Visit our Web site at http://www.harborfreight.com

Copyright © 2005 by Harbor Freight Tools

®

. All rights reserved. No portion of this

manual or any artwork contained herein may be reproduced in any shape or form
without the express written consent of Harbor Freight Tools.

For technical questions and replacement parts, please call 1-800-444-3353

93233

Due to continuing improvements, actual product may differ slightly from the

product described herein.

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Summary of Contents for 93233

Page 1: ...www harborfreight com Copyright 2005 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools For technical questions and replacement parts please call 1 800 444 3353 93233 Due to continuing improvements actual product may differ slightly from the product ...

Page 2: ... n e m i D l l a r e v O m m 3 4 r e t e m a i D x a M m m 5 3 2 h t g n e L s n o i s n e m i D l l a r e v O m m 3 4 r e t e m a i D x a M m m 5 4 3 h t g n e L t h g i e W g K 5 4 1 0 t h g i e W g K 5 4 1 0 r e i f i n g a M c i p o c s e l e T 2 e p o c s o r c i M 6 n o i t a c i f i n g a M X 2 n o i t a c i f i n g a M X 7 1 s n o i s n e m i D l l a r e v O m m 3 4 r e t e m a i D x a M m...

Page 3: ...be stored in a dry location to inhibit rust They should be put away properly to prevent loss of small parts or damage 4 Maintain instruments with care Keep tools and instruments maintained and clean for better and safer performance The various parts must be kept clean dry and free from oil and grease at all times When cleaning lenses use only clean lens paper and an approved lens cleaner 5 Stay al...

Page 4: ...aged If any parts are missing or broken please call Harbor Freight Tools at the number on the cover of this manual t r a P n o i t p i r c s e D Y T Q t r a P n o i t p i r c s e D Y T Q 1 0 y d o B 1 9 0 r e c a p S m m 8 1 1 2 0 e b u t w a r D 1 0 1 r e c a p S m m 5 1 3 0 e s a B e p o c s o r c i M 1 1 1 r e c a p S m m 8 9 1 4 0 s n e L g n i t c e l l o C 1 2 1 r e c a p S m m 3 1 1 5 0 s n...

Page 5: ... the moon s face without repositioning his telescope Later better telescopes using mirrors and various combinations of lenses have been developed Refracting telescopes use lenses to gather and bend light making things seem larger The lenses used in refracting telescopes are called concave and convex Convex curved outward lenses bend light inward making things bigger but blurry Concave curved inwar...

Page 6: ...t an inversion lens it might be confusing to see a bird on a branch upside down Inversion lenses are often not used in astronomical telescopes since stars and planets usually look about the same whether they are upside down or not Inversions in astronomical telescopes are confusing only when looking at familiar objects like the moon For that reason some astronomical telescopes include inversion le...

Page 7: ...system is heliocentric This sort of telescope has the advantage of allowing in a lot of light so it can be used in dark conditions Its disadvantage is that its field of view and magnification are very small To assemble a Galilean Hand Telescope 1 Place the Body 01 on a clean flat work surface 2 Fit the Objective Lens 08 into the opening near the decorative covering of the Body 01 Be sure the flat ...

Page 8: ...al That means as one gets larger the other gets smaller in some mathematical relationship to each other When the Objective Lens was midway in the Body to make the Galilean Telescope we could call the small distance from the Objective Lens to the Eyepiece distance d We were able to focus on a distant object like the Moon We can call that long distance to the Moon D With the Telescopic Magnifier we ...

Page 9: ... theorize ahead of the facts Brache refused to advance theory of planetary motion until he had made numerous observations himself using Kepler s improved telescopes Every clear night for many years Brache carefully observed and plotted the relative locations of the known planets and prominent stars By the time of his death he had compiled the most accurate and extensive record of planetary motion ...

Page 10: ... distance greater than 10 meters 32 1 2 feet To assemble the Terrestrial 10X Telescope 1 Fit the Objective Lens 08 into the Body 01 at the end with the decorative covering 2 Fit the short end of Collecting Lens 04 into the end of the Drawtube 02 3 From the other end of the Drawtube insert 13mm Spacer 12 until it touches the end of the Collecting Lens 4 Next insert Inversion Lens 05 with the markin...

Page 11: ...k the position of all parts You may also adjust the position of Objective Lens 08 slightly Terrestrial 10X Telescope 6 17X Microscope Microscopes are used for examining very small objects Microscopes work very much like telescopes but have very different focal lengths between the eyepiece and lens d and between the lens and object D To assemble the 17X microscope 1 Place the Microscope Base 03 on ...

Page 12: ... the Glass Slide 15 and place the Glass Slide in the Microscope Base 03 10 Place the Drawtube assembly on the Microscope Base and focus using the Eyepiece 07 11 You will need a lot of light to see clearly Turn the opening on the side of the Microscope Base toward a strong source of light The light will be reflected up through the specimen by the mirror which is mounted in the base 7 the 35X micros...

Page 13: ... of new ways to observe very small or very large objects You might also think about which objects it will be interesting to see What objects can you think of that have not yet been seen How large how far away or how small is the limit of things that can be seen Can you think of ways of passing those limits You might also think about how seeing things can answer other questions For example Galileo ...

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