Key Features
Camera Format: Digital SLR
Lens Type: Fixed Focal Length Lens
Focal Length: 40mm
Lens Max Aperture: f/2.8
Min Aperture: f/22
Macro Lens: Without Macro Lens
Mount: Pentax
Other Features
Closest Focusing Distance: 15.7 in
Diaphragm Blades: 9 Blades
Attachment / Filter Size: 49 mm
Groups / Elements: 5 Elements in 4 Groups
Designed for Digital Camera: Yes
Dimensions
Diameter: 2.5 in
Length: 0.6 in
Weight: 3.2 oz
Miscellaneous
UPC: 027075111004
Product ID: 28413114