Bits and Pieces 12-19 (Pentax Related or Not)

1. First of all, here comes the new patent of Nikon's "silicon film", i.e., a digital back for old analogue film cameras, but which is yet a vapourised ware that has never come true, since it was first announced back to 1999.




(Above: An imagined diagram by Xjrumo - A Chinese Camera Gear Blog.)

2. Instagram's New Terms of Service - Five Things that You Need to Know!

http://www.huffingtonpost.com/2012/12/17/instagrams-terms-of-service_n_2317402.html

My suggestion is NOT to upload photos to Instagram unless you are willing to LOSE the ownership of your photos! >:-|

Btw, I don't know if Facebook will change to a similar new set of terms shortly. By that time if that happens, I am afraid that we have to delete our facebook accounts so as to save our copyrights! :-o

3. Sigma has market a new 18-250 in K-mount with HSM and OS built-in:-

http://www.sigma-photo.co.jp/new/new_topic.php?id=459
(in Japanese)

And the specifications of the new product:-

http://www.sigma-photo.co.jp/english/lens/standard/18_250_35_63_macro/

4. An old YouTube demo on the sturdiness of the Pentax SP coating and how easy it can be cleaned:-


http://www.youtube.com/watch?v=ZIlUwfhKAwA

Well, whilst I do agree that the SP is easy to clean and it is very sturdy, I found that it is also a bit more shiny when it is compared to traditional SMC coatings on the front glasses. Thus, more light could be lost and it should be a trade-off after all. :-(