central sharpness
1Three Bridges to Tunbridge Wells Central Line — The Three Bridges to Tunbridge Wells Central Line was a railway line running from Three Bridges (on the Brighton Main Line) in West Sussex to Tunbridge Wells Central in Kent via East Grinstead in East Sussex, a distance of… …
2Sigma 30mm f/1.4 EX DC HSM lens — Infobox photographic lenses name = Sigma 30mm f/1.4 EX DC HSM maker = Sigma Corporation feat is = No feat usm = Yes (not available with Pentax and Sony mount) feat sbf = n feat macro = n application = interiors/portrait flength = 30 mm aperture …
3photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …
4Newnham railway station — Newnham Location Place Newnham on Severn Area Forest of Dean Grid reference …
5Norchard railway station — Norchard Location Place Norchard Area Forest of Dean Operations Original company Severn and Wye Railway …
6Straight razor — A straight razor with square point and a double transverse stabiliser Main article: Razor A straight razor is a razor with a blade that can fold into its handle.[1] …
7pottery — /pot euh ree/, n., pl. potteries. 1. ceramic ware, esp. earthenware and stoneware. 2. the art or business of a potter; ceramics. 3. a place where earthen pots or vessels are made. [1475 85; POTTER1 + Y3] * * * I One of the oldest and most… …
8Gloucester — This article is about the city in England; for other uses see Gloucester (disambiguation). City of Gloucester   City Non metropolitan district   …
9Visual acuity — 20/15 and 20/15 vision redirect here. For other uses, see 2020 (disambiguation). Typical Snellen chart used for visual acuity testing. Visual acuity (VA) is acuteness or clearness of vision, which is dependent on the sharpness of the retinal… …
10Blade — For other uses, see Blade (disambiguation). Knife blades A blade is that portion of a tool, weapon, or machine with a cutting edge and/or a pointed tip that is designed to cut and/or puncture, stab, slash, chop, slice, thrust, or scrape animate… …
