![Japan sends a modified Pentax 300mm F4 lens into space aboard its Kitsune 6 microsatellite: Digital Photography Review Japan sends a modified Pentax 300mm F4 lens into space aboard its Kitsune 6 microsatellite: Digital Photography Review](https://www.dpreview.com/files/p/articles/5938566942/completed-satellite-kitsune-ricoh.jpeg)
Japan sends a modified Pentax 300mm F4 lens into space aboard its Kitsune 6 microsatellite: Digital Photography Review
How to get the most out of the PENTAX-DA 300mm F4 ?: Pentax SLR Talk Forum: Digital Photography Review
![smc PENTAX-DA☆300mmF4ED[IF] SDM / Telephoto Lenses / K-mount Lenses / Lenses / Products | RICOH IMAGING smc PENTAX-DA☆300mmF4ED[IF] SDM / Telephoto Lenses / K-mount Lenses / Lenses / Products | RICOH IMAGING](https://www.ricoh-imaging.co.jp/japan/products/lens/k/telephoto/smcpentax-das300/img/ex-pic01.jpg)
smc PENTAX-DA☆300mmF4ED[IF] SDM / Telephoto Lenses / K-mount Lenses / Lenses / Products | RICOH IMAGING
![smc PENTAX-DA☆300mmF4ED[IF] SDM / Telephoto Lenses / K-mount Lenses / Lenses / Products | RICOH IMAGING smc PENTAX-DA☆300mmF4ED[IF] SDM / Telephoto Lenses / K-mount Lenses / Lenses / Products | RICOH IMAGING](https://www.ricoh-imaging.co.jp/japan/products/lens/img/img-smcpentax-das300.jpg)
smc PENTAX-DA☆300mmF4ED[IF] SDM / Telephoto Lenses / K-mount Lenses / Lenses / Products | RICOH IMAGING
![Pentax 300mm f/4 SMC PENTAX-DA* ED IF SDM Autofocus APS-C Lens for K-Mount, Black {77} with Tripod Foot at KEH Camera Pentax 300mm f/4 SMC PENTAX-DA* ED IF SDM Autofocus APS-C Lens for K-Mount, Black {77} with Tripod Foot at KEH Camera](https://www.keh.com/cdn-cgi/image/q=50,w=600/media/catalog/product/i/m/img56344d5d5262f0.55361057.jpg)