This is a Dustless photon drilled Pinhole body cap for all Pentax K and PX mount cameras. Specially designed for digital cameras there is a micro thin layer of glass behind the pinhole keeping any dust away from your sensitive digital sensor. We all know that small prticles of dust can wreak havoc on digital pinhole photographs showing up as specs on your photos as annoying black specs. This can be used as a body cap or a pinhole lens so you can leave this on your camera when it's in your bag and simply pull out your camera and shoot photos without having to fumble for your lens. 0.3mm. This is the optimum size for this focal distance and provides the best sharpness, color saturation, and contrast. The second photo shows the pinhole at 800x under the microscope.

This will fit every Pentax SLR camera made since 1974. The K1000 and other K mount cameras all the way though the 2013 Pentax K 30 DSLR PK mount cameras. The only thing your camera need is manual exposure mode to be able to use this.
Compare prices, this is the highest quality at an affordable price so get creative and discover the amazing world of pinhole photography.

These are scientific grade apertures and have been utilized by universities and laboratories. The second photo shows the pinhole at 800x under the microscope.

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