Meade 900X инструкция обслуживания

Instruction Manual Meade 900X Micr oscope[...]

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3 Y our new MEADE 900X Microscope is a doorway to new and exciting adventures and is designed to bring hours of enjoyment, wonder and just plain fun...discover the hidden microscopic world around you! Before trying out your new equipment, please take the time to read the important Cautionary and Safety information below . CA UTIONAR Y ST A TEMENTS [...]

aid information carefully . Keep them on hand for reference. b) The incorrect use of chemicals can cause injury and damage to one’s health. Use only the slide preparations listed in the instruc- tions. c) This microscope is for children 8 years and up, and only with adult supervision. d) Because children’s abilities vary , even within age group[...]

5 Let’ s Begin! Carefully lift the microscope from the box using two hands. Place one hand around the microscope arm and the other under the base. For best results, use the micro- scope on flat, sturdy surfaces. Always be mindful of your mirror and light source. The more light that is reflected or transmitted through the hole in the stage, the br[...]

I. Slide Cover Slips J. Color Filter . Use this filter to add color and enhance an image in the eyepiece. K. Butterfly Specimen L. Petri Dish M. Brine Shrimp Hatchery N. Eyedropper O. Micro-slicer P. The Eyepiece with fixed lens that has a 10X magnification. Remove the dust cover from the eyepiece and put it aside in a safe place. Q. The Body T ube[...]

7 T. The Stage Clips (2) hold the glass slide firmly onto the stage. U. Mirror/Light Sour ce . While holding the base down, pull on the arm to tip the micro- scope back. Examine the mirror and light source located below the stage to see how you can adjust them, and choose one or the other . The light source turns on automatical- ly when tipped upwa[...]

8 the 10X eyepiece into the microscope, if nec- essary . T urn the objective turret ( R, Fig. 1 ) to the shortest objective (4X). 2. Put one of the prepared glass slides ( D , Fig. 1 ) under the stage clips ( T , Fig. 1 ) and posi- tion the prepared specimen over the hole in the stage. 3. Look through the eyepiece ( P , Fig. 1 ) and slowly turn the[...]

9 ors are available in this position. Install the filter as described above and turn the light source ( U , Fig. 1 ) until it turns on. Set it so it shines through the filter . T ake a blank slide and place a few grains of salt or sugar on it. Rotate the filter and see how the filtered light enhances the image of the salt or sugar . The Brine Shrim[...]

10 vae as they develop into maturity . Without food and oxygen, the shrimp cannot develop and will die. Mature brine shrimp are known as Artemia Salina. Note: Using an eyedropper with just the right pressure to get a desired amount of liquid onto a slide can be harder than it looks. T ake out a clean slide and practice squeezing a drop of water ont[...]

11 (make sure to ask a parent for his or her permis- sion), the desk in your room....any place where you can work undisturbed. Label 3 of your cups: clean, flush and waste. Fill the flush cup with clean water . Next, you will obtain a specimen and make your first slide. W ant to See Crystals? Use a measuring cup to measure one or two ounces of hot [...]

12 Further Experiments : T ry out the above proce- dure with other salts such as Epsom and Rochelle. Sugar will also crystallize, but you will need to let it dry overnight for the crystals to form. Preparing a Mount Dip your spatula ( C, Fig. 1 ) in some clean water and make a smear across a clean slide. Use your tweezers ( A, Fig. 1 ) to place a p[...]

13 slide and place to the microscope stage. Observe the slide and write down your observa- tions. Y ou will see hundreds of starch grains. T ake a few kernels from an uncooked ear of corn. Scrape off some shavings and make a smear as you did with the potato. Compare how the corn is different from potato. Create smears of other foods such as apples,[...]

14 the waste cup. Using the eyedropper , touch the slide just above the specimen area and slowly let the water drain into the cup. With a paper towel, pat the underside of slide dry . Be very careful and try not to touch the specimen. Allow the specimen to air dry for sev- eral minutes. Some of the specimen will be flushed away , but enough will re[...]

15 a handful of dry grass and a pinch or two of dirt into the jar . Put the cap on the jar and keep it in a place where it will receive light (but not direct sunlight). In about five days, you may examine the water . First make a special slide: Using a toothpick, make a ring of petroleum jelly on a clean slide. The ring should be smaller than a cov[...]

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