diaphragm mirror
31Hodgkin's lymphoma — Hodgkin lymphoma Classification and external resources Micrograph showing Hodgkin s lymphoma (Field stain). ICD 10 C …
32Timeline of Islamic science and engineering — This timeline of Islamic science and engineering covers the general development of science and technology in the Islamic world during the Islamic Golden Age, usually dated from the 7th to 16th centuries.From the 17th century onwards, the advances …
33Charles Cros — Born October 1, 1842 (1842 10) Died …
34Optical microscope — Microscope Uses Small sample observation Notable experiments Discovery of cells Inventor Hans Lippershey Zacharias Jans …
35Eye — For other uses, see Eye (disambiguation), Ocular (disambiguation), Ocular, and Oculus. For taxon specific articles, see human eye, simple eye in invertebrates, mollusc eye, and arthropod eye. Eye …
36Praktica — is a brand of camera manufactured by Pentacon in Dresden in eastern Germany, formerly within the GDR prior to reunification. Pentacon is the modern day successor to Dresden camera firms such as Zeiss Ikon, and for many years Dresden was the world …
37camera — /kam euhr euh, kam reuh/, n., pl. cameras for 1,2, camerae / euh ree/ for 3, adj. n. 1. a boxlike device for holding a film or plate sensitive to light, having an aperture controlled by a shutter that, when opened, admits light enabling an object …
38BoPET — metallized boPET film, 32 layers of 15 µm thickness each BoPET (Biaxially oriented polyethylene terephthalate) is a polyester film made from stretched polyethylene terephthalate (PET) and is used for its high tensile strength, chemical and… …
39Twin-lens reflex camera — A twin lens reflex camera (TLR) is a type of camera with two objective lenses of the same focal length. One of the lenses is the photographic objective (the lens that takes the picture), while the other is used for the waist level viewfinder… …
40Dextrocardia — The heart is reversed and is in the right side of the chest rather than in its normal location on the left. This is a true anatomic reversal. With dextrocardia, for example, the apex (tip) of the heart points to the right rather than (as is… …
