Lensbaby Sweet 50 Optic - f/2.5
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Wex Photo Video£119.00Visit shop Lensbaby Sweet 50mm f/2.5 Selective Focus Optic for SLR - Black
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Wex Photo VideoLensbaby Sweet 50mm f/2.5 Selective Focus Optic for SLR - Black
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£119.00
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OnBuy.comLensbaby Lbo50 Sweet 50 Optic Lens 188772003860
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Product Information
Full details
The Lensbaby Sweet 50mm f/2.5 optic is designed for photographers seeking a distinctive selective focus effect, creating a sharp "sweet spot" surrounded by pleasing blur. It's ideal for portraits, still life, and event photography, offering a versatile 50mm focal length. A key caveat is its selective focus nature, which requires intentional composition and focusing to achieve desired results.
All features
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Extended Product Information
FAQs
What is a 'sweet spot' of focus?
A 'sweet spot' refers to the central area of your image that remains in sharp focus, surrounded by a graduated blur or bokeh. The Lensbaby Sweet 50mm f/2.5 is designed to create this specific effect.
Can I use this optic on any camera?
This optic is a component for SLR cameras and requires a compatible Lensbaby lens body (like the Composer Pro) which then mounts to your specific camera body (e.g., Canon, Nikon, Sony SLR/mirrorless). Check Lensbaby's compatibility list for your camera mount.
How do I change the aperture on this lens?
The Sweet 50 Optic features internal aperture blades. You can adjust the aperture by carefully rotating the aperture control ring located on the optic itself.
What is the closest focusing distance?
The closest focusing distance for the Sweet 50mm f/2.5 optic is approximately 0.381 meters (15 inches).
Can this lens be used for macro photography?
While it has a close focusing distance, for true macro photography (1:1 magnification), you will need to pair the Sweet 50 Optic with Lensbaby's compatible Macro Converters.
What is the filter size for this lens?
The filter size for the Sweet 50mm f/2.5 optic is 46mm.
What are the physical dimensions of the lens?
The lens has a diameter of 4.92 cm, a length of 42.9 mm, and weighs 102 g.
Troubleshooting
Optic does not mount to lens body.
Ensure you are using a compatible Lensbaby lens body. Align the optic correctly with the mounting bayonet and twist until it locks.
Image is consistently out of focus.
Confirm that you are manually focusing correctly by rotating the focus ring on your lens body. Ensure the desired 'sweet spot' is placed where you intend it.
Blur effect is too strong or too weak.
Adjust the aperture using the internal aperture blades. A wider aperture (smaller f-number, e.g., f/2.5) creates a smaller sweet spot and more blur. A smaller aperture (larger f-number, e.g., f/22) increases the size of the sweet spot and reduces blur.
Lens seems soft even in the 'sweet spot'.
Ensure the lens is securely locked into the lens body and that the lens body is correctly attached to the camera. Verify that you are focusing accurately on your intended subject.
Pros and Cons
Pros
- Creates unique and artistic selective focus effects.
- Versatile 50mm focal length suitable for many genres.
- Excellent for achieving shallow depth of field and creamy bokeh.
- Built-in aperture control for on-the-fly adjustments.
- Compatible with Lensbaby's Macro Converters for added versatility.
Cons
- Requires learning and practice to master the selective focus effect.
- Not ideal for situations requiring deep, edge-to-edge sharpness across the frame.
- Manual focus only, which may be slower for fast-moving subjects.
- Requires a compatible Lensbaby body (e.g., Composer Pro) for use.
- Can be a niche lens for those not specifically looking for this effect.
Setup, Compatibility & Care
Setup: The Sweet 50 Optic is designed to be used with Lensbaby lens bodies, such as the Composer Pro or other compatible legacy optic-swapping lenses. Ensure the lens body is securely attached to your camera. Once attached, the optic can be swapped by unlocking the lens body, removing the current optic, and inserting the Sweet 50 Optic until it clicks into place.
Compatibility: This optic is a component for SLR cameras. It is compatible with Lensbaby's system of optic-swapping lenses and can be used with their Macro Converters for enhanced close-up capabilities. Always check Lensbaby's official compatibility charts for specific camera mounts and lens body models.
Care: To clean the lens elements, use a soft lens brush or microfiber cloth. For stubborn smudges, use a lens cleaning solution applied sparingly to the cloth, never directly to the lens. Avoid touching the glass with your fingers. Store the lens in its protective cap or a padded camera bag when not in use to prevent dust and damage.