I quick update on my Pentax K-mount lens roadmap blog post from yesterday – there is a new HD Pentax-D FA 70-200mm f/4 lens listed with an estimated release in Spring of 2019 (the HD Pentax-D FA★ 85mm f/1.4 lens was already listed on the 2017 roadmap).
The new HD Pentax-D FA 70-200mm f/4 lens will probably be based on the current Tokina AT-X 70-200mm f/4 PRO FX VCM-S:
