USAF 1951 Resolution Wheel Pattern 1"X1" NEG
Stock No. DA011
Price: $300.00
About This Product
" checking of resolution across field of view. 1”X1” with a USAF 1951 Resolving Power Target reproduced 9 (nine) times. Each image includes Group 2, Element 1 (4 lp/mm) through Group 7, Element 6 (228 lp/mm).Clear pattern on an opaque field.(Negative)
On stable glass substrate etched in reflective chrome. Pattern on top surface. (Right reading looking at.)