Questions about Olympus ED 25mm f/1.8

That is correct, but only in the Olympus Shop or at participating dealers! PARTICIPATION CONDITIONS for cashback according to Olympus Switzerland website - Offers apply to purchases made between 17.11.2020-15.01.2021 - Please claim your reward no later than 15.02.2021 - Offers apply only to purchases made in the Olympus Shop and at participating retailers - This promotion is subject to change or update without prior notice - Not combinable with other promotions, not transferable or redeemable for cash or other benefits https://shop.olympus.eu/de_CH/promo.html?id=14910 https://bit.ly/2TJmGXP Kind regards Roger Guerra

Yes, no problem. Both are possible at the same time. The filter has a male thread and comes in the place of the lens cap. You can see it nicely if you look at the second photo of Olympus LH-49B Lens Hood Silver https://static.digitecgalaxus.ch/Files/5/2/9/0/7/1/1/81y-2QSEdLL._SL1500_.jpg

Yes, and no ;-)