I’ve tested flat pedals for decades now and thought I’d seen it all. Concave or convex, big or small, plastic, alloy, ...

Ticket Giveaway: We have five pairs of tickets to "Concave and Convex: A Sumikawa Kiichi Retrospective" at the Yokohama Museum of Art to give to readers. To apply, visit jtimes.jp/tickets.

Plano convex lenses, Plano concave lenses, Bi-convex lenses, Bi-concave lenses, meniscus lenses, achromatics lenses, ball lenses, aspheral lenses and cylindrical lenses Specifications: Material: Bk7, ...

Concave-convex lens: Diameter of 49 mm, focal length of 1,350 mm; Plano-concave lens: Diameter of 49 mm, focal length of 152 mm; Note that the focal lengths of the lenses are 1,350/152 = 8.88.

Concave & Convex Spherical Mirrors. Date Announced: 28 Oct 2014. Optical Surfaces Ltd. is a leading international supplier of concave and convex spherical mirrors made to your exact specification. A ...

Dilan Görür, Yee Whye Teh, Concave-Convex Adaptive Rejection Sampling, Journal of Computational and Graphical Statistics, Vol. 20, No. 3 (September 2011), pp. 670-691 Free online reading for over 10 ...

Concave Convex Mirror by Dean Norton Mischa Baka. Concave Convex Mirror has been created for the Alt Material exhibition, part of NGV's Melbourne Design Week 2020.