Nikon Autofocus

Mint
unmarked, brand new appearance
superb optics

Mint-
a few very minor signs from use

Exc+++
signs of light use

Exc++
light signs of use

Mint-
under 4500 actuations
signs of very light use

Laowa 15mm f4.5 W-Dreamer FF S (Nikon F)
Mint
looks unused
beautiful optical condition

Exc+
signs of regular use

Exc+
some signs of use

Exc++
signs of light use

Exc++
light signs of use

Nikon Nikon 10-24mm f3.5-4.5G AF-S DX AP1021201

Sigma 18-35mm f1.8 DC HSM ART
Exc++
signs of light use; some minor scratches on lens barrel
superb optical condition without any visible dust inside
both manual focusing & zoom action are very smooth

Mint-
signs of very light use

Exc++
light signs of wear

Exc++
signs of light use

Mint-
very light signs of use