Porro prism

#	Item
11	CONSERVATION CHRONICLE Bay County Audubon Society P.O. Box 1182 Add to Reading List Source URL: baycountyaudubonsociety.homestead.com Language: English - Date: 2014-04-15 18:16:25 Binoculars National Audubon Society Roof prism Porro prism Birdwatching Nandina Science Behavior Prisms Optical devices Audubon movement
12	Ignazio Porro; Ignaz Peter Paul Porro by Peter Abrahams, telscope-at-europa-dot-com Add to Reading List Source URL: home.europa.com Language: English - Date: 2005-06-09 22:36:08 Laboratory equipment Telescopes Science Lenses Binoculars Porro prism Ignazio Porro Roof prism Eyepiece Optics Optical devices Prisms
13	Archives of an email list on the history of binoculars. http://home.europa.com/~telscope/listp200.txt home page: http://home.europa.com/~telscope/binotele.htm Add to Reading List Source URL: home.europa.com Language: English - Date: 2004-10-31 14:15:34 Photography Prisms Binoculars Minox Porro prism Nikon Carl Zeiss AG DOCTER Roof prism Optics Glass Optical devices
14	What Description New Price Add to Reading List Source URL: www.berksoc.org.uk Language: English - Date: 2014-01-31 17:34:34 Binoculars Optics Tripod Prisms Clamping Porro prism Technology Optical devices Surveying