http://www.pentaxforums.com/news/pentax-usa-increases-lens-prices.html
So, here we go:-
Lens
Old Price
New Price
Increase / Percentage
DA 14mm F2.8 $710 $950 $240 / 34%
FA 35mm F2 $400 $600 $200 / 50%
FA 43mm F1.9 Limited $585 $750 $165 / 28%
D FA 50mm F2.8 Macro $450 $600* $150 / 33%
FA 50mm F1.4 $360 $450 $90