Sigma APO Teleconverter 1.4X EX DG for Nikon F pentax adapter The Lowepro Nova 3 is

The Lowepro Nova 3 is a mid-sized shoulder bag with room for a DSLR or a small medium format system

1971 was 50 years ago

sharp prime lens for Nikon full frame SLR and DSLR cameras- and it's pretty compact

and there may be a few others out there

Compatible with Canon RF-mount lenses (not included)

Sigma APO Teleconverter 1.4X EX DG for Nikon F pentax adapter The Lowepro Nova 3 isThe Sigma APO Teleconverter 1. 4X EX DG for Nikon F mount is a good quality, compact teleconverter for use with many (but not all!) Sigma F mount zoom lenses. It may also work with other brands, but we can't guarantee it. Please check your lens instruction manual for compatibility: this is not a universal teleconverter and it won't work with everything. In excellent condition, with clean glass and good function.