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Due to the rotation, water is then picked up by the tube and pumped upwards in the hose. The coil pump, as many low lift pumps, is commonly used for irrigation purposes and for drainage of lands. It is currently still used by farmers in Asia. [1] The coil pump was built as an alternative to the Archimedean screw. Unlike the Archimedean screw ...
Asahiflex I with viewfinder closed. Cameras using the M37 lens mount. Ashiflex I (1952–1953); Asahiflex Ia (1953–1954) — also sold as the Tower 23; Asahiflex IIb (1954–1957) — also sold as the Tower 23
The pump used a leather hose which did not need to self-open when released by the rollers, instead relying on the incoming water having sufficient pressure to fill the open inlet end on each cycle. [1] The peristaltic pump was first patented in the United States by Rufus Porter and J. D. Bradley in 1855 (U.S. Patent number 12753) [2] as a well ...
K10D Operating Manual; Samsung GX-10: Mini-review of the GX-10 at DCRP Review (a supplement to their K10D review, since the two cameras are identical in many respects) Review of the GX-10 from Cnet; Pentax Lenses. Pentax-DA Lens Operating Manual Including details of KAF, KAF2 and KAF3 mount contacts and couplers. Using the Quick-Shift Focus ...
In September 2010 Pentax announced the K-r, a 6 frames per second 12.4 megapixel camera [27] and the K-5, a 7 frames per second 16.3 megapixel camera. [28] These cameras use a new, faster autofocus system, SAFOX IX. [29] In February 2012 information about the Pentax K-01 Mirrorless camera was released.
The Pentax Optio I-10 is a digital premium compact camera announced by Pentax on January 25, 2010. Its design is an example of retro-styling , based on the company's classic Auto 110 micro-SLRs. [ 1 ]
The Pentax SF-X is a camera model from the Japanese Pentax brand that was manufactured by the Asahi Optical Co., Ltd. (called PENTAX Corporation since 2002). It is also known as the Pentax SF-1 in the United States, and was first produced in 1987. It was Pentax's second Autofocus 35mm SLR after the Pentax ME F.
The camera was a development of (and one of two replacements for) the Pentax ME. Both feature semi-automatic (aperture priority) operation, and are part of the Pentax M series which included the manual Pentax MX and briefly the semi-automatic, automatic-focus Pentax ME F. The ME Super added a manual mode to the feature set of the ME.