Page 21 - Practical handout Lev 1-Pharm D- 2024-2025-with spec

Pharm D Level 1 Medicinal plants (PG 101)

lens

It is composed of:-
1-Eyepiece lens ةينيعلا ةسدعلا:- it magnifiesربكت the image ةروصلا
2-Objective lens

تاسدع ثلاث نم نوكتت و : - ةيئيشلا ةسدعلا
فاعضأ 4 اهريبكت ةوق و ءارمح ةرئاد اهيلع ىلولاا (
10 ريبكت ةوقب ءارفصلا ةرئادلاب ةيناثلا &
)قرزلاا نوللاب 40 ريبكت ةوقب ةثلاثلا و &

3-Stage ةصنملا:- It holds كسمت the slide , which contains objects ةصحف دارملا مسجلا

4-Coarse adjustment: - for rough focusing

5-Fine adjustment :- for precise focusing
6-Diaphragm :-control level of light reaching the object ةنيعلل لصاولا ءوضلا ةدش ىف مكحتي

7-Light source ةئاضلاا ردصم:- to supply light to the object

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