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1976: The world's first gallium arsenide light meter in a SLR (developed in conjunction with Nippon electronics) [5] [6] 1976: The smallest and lightest 35mm full-frame SLR camera (Pentax MX and ME) [4] 1979: The world's first camera to incorporate the concept of push-button shutter speed control. This camera was the Pentax ME Super [4]
The Pentax LX body was updated at least three times during its 20-year production, with a key variation being in the design of the shutter button lock switch. Other minor variations are the removal of two of the white dots on the front shutter curtain and the ability to activate the light meter by pressing the button on the viewfinder release ...
lens function compatibility Bayonet > K, M A F, FA, D-FA FA Powerzoom FA-J DA, DA-L DA-SDM, DA-DCM (KAF3) DA, D-FA (KAF4) Main changes: Camera
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Pentax ME F and SMC Pentax-AF 35-70/2.8, the only products using the K F-mount. The K F-mount was Pentax's first attempt at an autofocus system. This autofocus system used sensors in the camera body and a motor in the lens. The two were connected via five new electrical contacts on the bayonet mount itself.
Pentax 01 Standard Prime (2011) — 47 mm equivalent; Pentax 02 Standard Zoom (2011) — 28–80 mm equivalent; Pentax 03 Fisheye (2011) — 17.5 mm equivalent; Pentax 04 Toy Lens Wide (2011) — 35 mm equivalent; Pentax 05 Toy Lens Telephoto (2011) — 100 mm equivalent; Pentax 06 Telephoto Zoom (announced in 2012) — 83–249 mm equivalent
The exceptions are Pentax's newest SMC-Pentax FA J (1997) and SMC-Pentax DA (2004) types which lack an aperture control ring, and K mount lenses designed for APS-C cameras; these can be mounted but with restricted functionality. There are also adaptors to allow older screw mount lenses to be used on K mount cameras (with limitations). In all ...
Dimmer light switch with RF-based remote control [1] A wireless light switch is a light switch that commands a light or home appliance to turn itself off or on, instead of interrupting the power line going to the light fixture. There are different ways to communicate between the switch and the fixture: [2]