Peak #P2000 Enlarging Focuser in MINT condition $180.
This focuser is an auxiliary instrument which ensures extremely sharp focusing of your photo-enlarger not only at the picture center portion but also at any position within the picture area. With the aid of these focusers, you will be able to demonstrate the full performance of your enlarger and obtain pictures of unparalleled sharpness.
Construction and Principles of Focusers:
The focuser mainly consists of a mirror, loupe and pattern plate. The bottom surface of the pattern plate and the basement surface of the focuser are adjusted so that they will be in positions accurately symmetrical to the mirror. Therefore, when the focus of the enlarge is adjusted to cause the enlarged image of the negative to correctly focus on the bottom surface for the pattern plate, the enlarged image of the negative is correctly focused on the photographic paper, when you remove the focuser from the easel.
Even if you place the focuser at a position deviated from right below the optical axis of the enlarger, there will be no change in obtaining the correct focusing.
Features 2000:
This model employs Kellners loupe and a mirror of 86 mm in length. Since the loupe portion is arranged to allow swinging , focusing is possible within the range in which the optical axis of the enlarger lens firma an angle of about 30° with the optical axis of the loupe. Model I has an aluminum die-cast body in black finish.
Eye-piece: 10x, 2-groups, 3-elements
Angle: 30°
Mirror: 86 x 26mm
Size: 80 x 160 x 140mm
Please PM me rather than posting here - I get the messages easier and quicker that way. Thanks in advance, and thanks for looking.
This focuser is an auxiliary instrument which ensures extremely sharp focusing of your photo-enlarger not only at the picture center portion but also at any position within the picture area. With the aid of these focusers, you will be able to demonstrate the full performance of your enlarger and obtain pictures of unparalleled sharpness.
Construction and Principles of Focusers:
The focuser mainly consists of a mirror, loupe and pattern plate. The bottom surface of the pattern plate and the basement surface of the focuser are adjusted so that they will be in positions accurately symmetrical to the mirror. Therefore, when the focus of the enlarge is adjusted to cause the enlarged image of the negative to correctly focus on the bottom surface for the pattern plate, the enlarged image of the negative is correctly focused on the photographic paper, when you remove the focuser from the easel.
Even if you place the focuser at a position deviated from right below the optical axis of the enlarger, there will be no change in obtaining the correct focusing.
Features 2000:
This model employs Kellners loupe and a mirror of 86 mm in length. Since the loupe portion is arranged to allow swinging , focusing is possible within the range in which the optical axis of the enlarger lens firma an angle of about 30° with the optical axis of the loupe. Model I has an aluminum die-cast body in black finish.
Eye-piece: 10x, 2-groups, 3-elements
Angle: 30°
Mirror: 86 x 26mm
Size: 80 x 160 x 140mm
Please PM me rather than posting here - I get the messages easier and quicker that way. Thanks in advance, and thanks for looking.
