1. 
   Orthoscopic
   Orthoscopic: Having correct vision or producing it. Orthoscopic, in other words, is free from optical distortion or designed to correct distorted vision. This fits with the prefix 'ortho', meaning straight or erect, and with 'scopic' from the Greek 'skopein', to see. Orthoscopic literally is to see ...
   Found op http://www.medterms.com/script/main/art.html?articlekey=7270
   
   
2. 
   Orthoscopic
   Or`tho·scop'ic adjective (Opt.) Giving an image in correct or normal proportions; giving a flat field of view; as, an orthoscopic eyepiece.
   Found op http://www.encyclo.co.uk/webster/O/35
   
   
3. 
   orthoscopic
   <optics> Giving an image in correct or normal proportions; giving a flat field of view; as, an orthoscopic eyepiece. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?orthoscopic
   
   
4. 
   orthoscopic
   (or″tho-skop´ik) pertaining to orthoscopy or an orthoscope. having normal, undistorted vision. pertaining to an optical system that produces undistorted images.
   Found op http://www.encyclo.co.uk/local/21001
   
   
5. 
   Orthoscopic
   • (a.) Giving an image in correct or normal proportions; giving a flat field of view; as, an orthoscopic eyepiece.
   Found op http://thinkexist.com/dictionary/meaning/orthoscopic/
   
   
6. 
   orthoscopic
   orthoscopic 1. Having correct vision. 2. Constructed so as to correct optical distortion; such as, an orthoscopic eyepiece of a telescope.
   Found op http://www.wordinfo.info/words/index/info/view_unit/1515/8
   
   

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